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So what IS the Higgs boson?
 
05:17
Hank responds to viewer questions, and explains what the Higgs boson particle actually IS. Follow SciShow on Twitter: http://www.twitter.com/scishow Like SciShow on Facebook: http://www.facebook.com/scishow
Views: 983764 SciShow
Tardigrades: Adorable Extremophiles
 
04:20
Hank explains why NASA and the European Space Agency are in love with tardigrades and how these extremophiles are helping us study the panspermia hypothesis. Follow SciShow on Twitter! http://www.twitter.com/scishow Like SciShow on Facebook! http://www.facebook.com/scishow
Views: 1240511 SciShow
Liquid Fluoride Thorium Reactors (LFTR): Energy for the Future?
 
03:14
Hank addresses a highly requested topic - liquid fluoride thorium reactors - and tells us how LFTR might be the future of energy in ... China? Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twitter: http://www.twitter.com/scishow References: http://www.washingtonpost.com/national/health-science/nuclear-power-entrepreneurs-push-thorium-as-a-fuel/2011/12/15/gIQALTinPR_story.html http://theweek.com/article/index/213611/could-thorium-make-nuclear-power-safe
Views: 605766 SciShow
Strong Interaction: The Four Fundamental Forces of Physics #1a
 
03:37
Part one of a four part series on the fundamental forces (or interactions) of physics begins with the strong force or strong interaction - which on the small scale holds quarks together to form protons, neutrons and other hadron particles. Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twitter: http://www.twitter.com/scishow
Views: 801794 SciShow
Bitcoin: How Cryptocurrencies Work
 
09:25
Whether or not it's worth investing in, the math behind Bitcoin is an elegant solution to some complex problems. Hosted by: Michael Aranda Special Thanks: Dalton Hubble Learn more about Cryptography: https://www.youtube.com/watch?v=-yFZGF8FHSg ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters—we couldn't make SciShow without them! Shout out to Bella Nash, Kevin Bealer, Mark Terrio-Cameron, Patrick Merrithew, Charles Southerland, Fatima Iqbal, Benny, Kyle Anderson, Tim Curwick, Will and Sonja Marple, Philippe von Bergen, Bryce Daifuku, Chris Peters, Patrick D. Ashmore, Charles George, Bader AlGhamdi ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://bitinfocharts.com/ https://chrispacia.wordpress.com/2013/09/02/bitcoin-mining-explained-like-youre-five-part-2-mechanics/ https://www.youtube.com/watch?v=Lx9zgZCMqXE https://www.youtube.com/watch?v=nQZUi24TrdI https://bitcoin.org/en/how-it-works http://www.forbes.com/sites/investopedia/2013/08/01/how-bitcoin-works/#36bd8b2d25ee http://www.makeuseof.com/tag/how-does-bitcoin-work/ https://blockchain.info/charts/total-bitcoins https://en.bitcoin.it/wiki/Controlled_supply https://www.bitcoinmining.com/ http://bitamplify.com/mobile/?a=news Image Sources: https://commons.wikimedia.org/wiki/File:Cryptocurrency_Mining_Farm.jpg
Views: 2677072 SciShow
Why No Giant Mammals?
 
03:25
Hank gives a quick run-down of the reasons scientists think the land mammals of today are nowhere near the size of the largest sauropods. Some of them might surprise you! If you liked this video, check out more videos about natural history and paleontology on SciShow's sister channel, Eons: https://www.youtube.com/eons Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow -- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com SOURCES http://news.discovery.com/animals/how-dinosaurs-got-so-big-120131.html http://dinosaurs.about.com/od/dinosaurevolution/a/bigdinos.htm http://www.newscientist.com/article/dn19771-why-mammals-grew-big--and-then-stopped.html http://www.scientificamerican.com/article.cfm?id=land-size-limits-body-size http://ngm.nationalgeographic.com/ngm/0507/resources_who.html http://earthsky.org/earth/felisa-smith-why-mammals-havent-out-sized-biggest-dinosaurs http://www.sciencemag.org/content/330/6008/1216.abstract http://www.cam.ac.uk/research/features/mammals-vs-dinosaurs http://blogs.smithsonianmag.com/dinosaur/2012/06/when-mammals-ate-dinosaurs/ http://svpow.com/2013/02/19/personal-milestones-publishing-the-ph-d http://www.slate.com/articles/news_and_politics/explainer/2009/02/a_snake_the_size_of_a_plane.html http://www.dinodatabase.com/dinorcds.asp http://voices.yahoo.com/indricotherium-largest-land-mammal-ever-237482.html http://science.kqed.org/quest/2010/03/17/the-largest-land-mammal-that-ever-lived/ http://phenomena.nationalgeographic.com/2013/02/25/dinosaur-reproduction-not-ancient-gravity-made-sauropods-super-sized/ http://www.popsci.com/science/article/2012-02/hot-weather-makes-mammals-smaller-%E2%80%94%C2%A0what-does-mean-global-warming http://scienceline.ucsb.edu/getkey.php?key=427 http://www.smithsonianmag.com/science-nature/dinosaurs/How-to-Build-a-Giant-Dinosaur.html http://www.plosone.org/article/info:doi/10.1371/journal.pone.0028442 http://www.nmfs.noaa.gov/pr/species/mammals/cetaceans/bluewhale.htm
Views: 1858540 SciShow
5 of the World's Most Dangerous Chemicals
 
10:45
They explode when you touch them. Even a millionth of a gram can kill you. They can even disable you with their horrifying smell. SciShow introduces you to give of the most dangerous chemicals in the world. Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://pipeline.corante.com/archives/things_i_wont_work_with/ http://web.archive.org/web/20060318221608/http://www.airproducts.com/nr/rdonlyres/8479ed55-2170-4651-a3d4-223b2957a9f3/0/safetygram39.pdf http://www.bunkertours.co.uk/germany_2004.htm http://onlinelibrary.wiley.com/doi/10.1002/anie.201100300/abstract http://www2.chemistry.msu.edu/courses/CEM958/10-11/talks/Spahlinger.pdf http://www.atsdr.cdc.gov/csem/csem.asp?csem=6&po=12 http://books.google.com.au/books?id=MSDOAAAAMAAJ&pg=RA3-PA6&lpg=RA3-PA6&dq=smell+thioacetone&source=bl&ots=X0UH-GWpAa&sig=5wmkE-x9ZTWlWq5mCb6aQ9Argvw&hl=en&ei=14IoSoXQAtuptgeX0-jWBQ&sa=X&oi=book_result&ct=result&redir_esc=y http://www.ebah.com.br/content/ABAAAe2O8AA/clayden-greeves-organic-chemistry https://www.princeton.edu/~achaney/tmve/wiki100k/docs/Thiol.html http://webbook.nist.gov/cgi/cbook.cgi?ID=C4756052&Mask=8 http://www.psc.edu/science/Klein2000/getting_jump_on_superacids.pdf http://www.realclearscience.com/blog/2013/08/the-worlds-strongest-acids.html http://science.howstuffworks.com/acid-info.htm http://pipeline.corante.com/archives/2013/01/09/things_i_wont_work_with_azidoazide_azides_more_or_less.php http://onlinelibrary.wiley.com/doi/10.1002/anie.201100300/abstract http://web.archive.org/web/20060318221608/http://www.airproducts.com/nr/rdonlyres/8479ed55-2170-4651-a3d4-223b2957a9f3/0/safetygram39.pdf http://www.purdue.edu/ehps/rem/hmm/pyro.htm
Views: 7253097 SciShow
Why Do Planes Fly So High?
 
02:23
We’ve all been flying high ever since the development of the jet engine in the mid-1950s. But why were jets were designed to fly at those high altitudes in the first place? Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Chris Peters, John Szymakowski, Peso255, Fatima Iqbal, Justin Lentz, and David Campos. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.airliners.net/aviation-forums/tech_ops/read.main/56218/ http://www.decodedscience.com/why-do-jet-airplanes-fly-at-high-altitudes/9815 https://www.grc.nasa.gov/www/k-12/BGP/PAT/Fuel_and_Air2_act.htm https://www.grc.nasa.gov/www/K-12/airplane/lift1.html
Views: 723658 SciShow
Why Do I Feel Lightheaded When I Stand Up?
 
02:23
Have you ever stood up and felt a bit dizzy and lightheaded? Learn why it happens in this SciShow Quick Question! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Accalia Elementia, Kathy & Tim Philip, Kevin Bealer, Justin Lentz, Fatima Iqbal, Linnea Boyev, Tomasz Jonarski, Chris Peters, Philippe von Bergen, Will and Sonja Marple, and Mark Terrio-Cameron. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Links to Other Videos: https://www.youtube.com/watch?v=GvvH9gd1Njk Sources: http://www.mayoclinic.org/diseases-conditions/low-blood-pressure/basics/definition/con-20032298 http://www.aafp.org/afp/2003/1215/p2393.html http://www.medicinenet.com/orthostatic_hypotension/page2.htm#what_is_orthostatic_hypotension http://www.webmd.com/a-to-z-guides/hypotension-orthostatic http://www.wisegeekhealth.com/what-is-a-head-rush.htm http://www.heart.org/HEARTORG/Conditions/HighBloodPressure/AboutHighBloodPressure/Understanding-Blood-Pressure-Readings_UCM_301764_Article.jsp#.VsOMLrQ4Gt8
Views: 565778 SciShow
The Truth About Asparagus and Your Pee
 
04:36
An astonishing amount of research has gone into the question of whether asparagus really makes your urine smell funny. Sci Show explains it all inside! Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1379935/pdf/brjclinpharm00087-0116.pdf http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1715705/pdf/brmedj00052-0020.pdf http://chemse.oxfordjournals.org/content/early/2010/09/27/chemse.bjq081.full http://udel.edu/~mcdonald/mythasparagusurine.html http://www.smithsonianmag.com/science-nature/why-asparagus-makes-your-urine-smell-49961252/?no-ist http://mentalfloss.com/article/24731/why-does-asparagus-make-your-pee-smell-funny http://www.bbc.com/future/story/20140818-mystery-of-asparagus-and-urine http://www.webmd.com/food-recipes/features/why-pee-smells-funny-eat-asparagus
Views: 685671 SciShow
How Do My Fingerprints Form?
 
03:04
How do fingerprints form? Even though many people think it’s random, a lot of it has to do with your genes! Hosted by: Hank Green ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Annotations: Why Are There Animals on My Face?!: https://www.youtube.com/watch?v=fRQG8C94yJ4&list=UUZYTClx2T1of7BRZ86-8fow Twins x Twins = Twins? https://www.youtube.com/watch?v=f5xroTbYrRw Sources: http://www.pnas.org/content/108/19/7733.full.pdf http://www.scientificamerican.com/article/are-ones-fingerprints-sim/ http://math.arizona.edu/~anewell/publications/Fingerprint_Formation.pdf http://biometrics.cse.msu.edu/Publications/Fingerprint/JainetalTwinFp_PR02.pdf http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0035704 http://www.crime-scene-investigator.net/fingerprintsourcebookchp3.pdf http://www.livescience.com/30-lasting-impression-fingerprints-created.html
Views: 420431 SciShow
Quantum Computing Breakthrough
 
03:58
Quantum physics is weird. But quantum computing could be awesome! Learn how scientists took a big leap this week toward making quantum computers a reality. For a free book from Audible, go to: http://www.audible.com/t1/30DayGoldFT_at?source_code=PDTGB0009PD010214 ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Philippe von Bergen, Chris Peters, Lilly Grainger, Happy Birthday!!, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.eurekalert.org/pub_releases/2015-10/cp-aso092815.php http://www.livescience.com/39961-chernobyl.html http://www.nuclearflower.com/zone/zone08.html http://animals.nationalgeographic.com.au/animals/mammals/przewalskis-horse/ http://www.eurekalert.org/pub_releases/2015-10/uons-cho100215.php http://whatis.techtarget.com/definition/logic-gate-AND-OR-XOR-NOT-NAND-NOR-and-XNOR https://www.youtube.com/watch?v=g_IaVepNDT4 http://gizmodo.com/worlds-first-silicon-quantum-logic-gate-brings-quantum-1734653115 http://www.sciencealert.com/australian-engineers-have-put-quantum-technology-in-a-silicon-chip-for-the-first-time
Views: 694065 SciShow
Will the Periodic Table Ever Be Complete?
 
03:41
Recently, humanity filled the periodic table up to atomic number 118, which nicely rounds out that row. But are we done yet? Have we discovered all of the different elements? And what is an "island of stability?" Learn about the 4 Newest Elements: https://www.youtube.com/watch?v=h9bzQIsQMAI Learn about Richard Feynman: https://www.youtube.com/watch?v=JIJw3OLB9sI Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Patrick Merrithew, Will and Sonja Marple, Thomas J., Kevin Bealer, Chris Peters, charles george, Kathy & Tim Philip, Tim Curwick, Bader AlGhamdi, Justin Lentz, Patrick D. Ashmore, Mark Terrio-Cameron, Benny, Fatima Iqbal, Accalia Elementia, Kyle Anderson, and Philippe von Bergen. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://pubs.acs.org/doi/pdf/10.1021/ed067p7 http://www.slate.com/articles/health_and_science/science/2016/06/four_elements_will_be_added_to_the_periodic_table_here_s_what_you_need_to.html http://pubs.acs.org/doi/abs/10.1021/ja02218a004 http://www.meta-synthesis.com/webbook/35_pt/JCE_PTs_1934_medium.pdf http://www.smithsonianmag.com/science-nature/when-will-we-reach-end-periodic-table-180957851/?no-ist http://www.rsc.org/chemistryworld/Issues/2010/November/ColumnThecrucible.asp https://books.google.com/books?id=sKwpDAAAQBAJ&pg=PA11 http://www.bbc.com/earth/story/20160115-how-many-more-chemical-elements-are-there-for-us-to-find https://www.superheavies.de/english/research_program/highlights_element_117.htm. Image Sources: https://commons.wikimedia.org/wiki/File:RichardFeynman-PaineMansionWoods1984_copyrightTamikoThiel_bw.jpg
Views: 665630 SciShow
How Is That Not Killing You?
 
04:04
When Hank watches nature documentaries he always comes away with one big question: how is that not killing you? In today's episode of SciShow he looks at three unusual ways that animals manage not to get killed by nature. Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow -- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com References for this episode can be found in the Google document here: http://dft.ba/-6IJN
Views: 1852751 SciShow
Game Theory: The Science of Decision-Making
 
09:50
With up to ten years in prison at stake, will Wanda rat Fred out? Game theory is looking at human interactions through the lens of mathematics. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Kevin Bealer, Justin Lentz, Mark Terrio-Cameron, Patrick Merrithew, Accalia Elementia, Fatima Iqbal, Benny, Kyle Anderson, Mike Frayn, Tim Curwick, Will and Sonja Marple, Philippe von Bergen, Chris Peters, Kathy Philip, Patrick D. Ashmore, Thomas J., charles george, and Bader AlGhamdi. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.khanacademy.org/economics-finance-domain/microeconomics/nash-equilibrium-tutorial http://levine.sscnet.ucla.edu/general/whatis.htm http://assets.cambridge.org/97805213/61774/sample/9780521361774ws.pdf https://www.youtube.com/watch?v=qcLZMYPdpH4 http://link.springer.com/chapter/10.1007/978-1-349-20181-5_1 http://www.gametheory.net/dictionary/Game.html Image Links: https://en.wikipedia.org/wiki/John_Forbes_Nash_Jr.
Views: 2020336 SciShow
Coriolis Effect: IDTIMWYTIM
 
03:05
Does your toilet water drain differently than in the other hemisphere? Is it because of the Coriolis effect? Hank has some things to clarify about these questions, and more in this edition of I Don't Think It Means What You Think It Means. Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow -- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Sources http://www.snopes.com/science/coriolis.asp http://science.howstuffworks.com/science-vs-myth/everyday-myths/rotation-earth-toilet-baseball2.htm http://www.ems.psu.edu/~fraser/Bad/BadCoriolis.html http://oceanservice.noaa.gov/education/kits/currents/05currents1.html http://education.nationalgeographic.com/education/encyclopedia/coriolis-effect/?ar_a=1 http://en.wikipedia.org/wiki/File:Gustave_coriolis.jpg
Views: 705202 SciShow
3 Amazing Photosynthetic Animals
 
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Hank's love affair with plants takes a slight hit now that he's learned about several animal species that can photosynthesize. Fortunately, he's excited enough about these animals to share them with all of us! Let SciShow introduce you to three these special photosynthetic animals. Like SciShow! http://www.facebook.com/scishow Follow SciShow! http://www.twitter.com/scishow References and image licenses for this episode can be found in the Google document here: http://dft.ba/-2Dwr
Views: 470461 SciShow
5 Things Your Nails Can Say About Your Health
 
04:04
Your nails can do more than just look pretty. They can tell you some things about your health! ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Chris Peters, and Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: https://www.aad.org/dermatology-a-to-z/for-kids/about-nails/how-nails-grow http://health.clevelandclinic.org/2015/05/6-things-your-nails-can-say-about-your-health/ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3726881/ https://books.google.com/books?id=ekr4Bt683c8C&pg=PT244&lpg=PT244&dq=nail+pitting+inflammation+of+matrix&source=bl&ots=Vp2EmhSure&sig=-rAZbLYOuhJB6Y-eJraVMod0_p4&hl=en&sa=X&ved=0CEwQ6AEwBmoVChMI-sOBs9PYxwIVxZSICh3Lfg81#v=onepage&q&f=false http://www.nhlbi.nih.gov/health/health-topics/topics/raynaud http://www.nhs.uk/conditions/Fungal-nail-infection/Pages/Introduction.aspx http://www.aafp.org/afp/2004/0315/p1417.html#afp20040315p1417-f6
Views: 2467402 SciShow
The Worst Nobel Prize Ever Awarded
 
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SciShow explores the grim story of the lobotomy, the medical procedure that earned its inventor perhaps the most regrettable Nobel Prize in history. Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.pbs.org/wgbh/aso/databank/entries/dh35lo.html http://www.sciencedirect.com.weblib.lib.umt.edu:8080/science/article/pii/S1045187003700296 http://ibro.info/wp-content/uploads/2012/12/Fulton-John-Faquhar.pdf http://www.nobelprize.org/nobel_prizes/medicine/laureates/1949/moniz-article.html http://lobotomy.umwblogs.org/the-begining/ http://www.gesnerus.ch/fileadmin/media/pdf/2005_1-2/077-101_Kotowicz.pdf
Views: 3441151 SciShow
The Massive Flood That Triggered an Ice Age (w/ PBS Eons!)
 
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13,000 years ago, North America seemed to be thawing from a 2.6 million-year ice age. Then, a huge swath of Earth was suddenly plunged back into the cold for 1,000 years. To understand why we need to talk about megafloods. Check out the PBS Eons episode about epic floods: https://www.youtube.com/watch?v=YWZgfPGtQEs&feature=youtu.be Hosted by: Stefan Chin and Blake De Pastino SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Greg, Alex Schuerch, Alex Hackman, Andrew Finley Brenan, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources https://www.tandfonline.com/doi/pdf/10.1080/00206814.2016.1204748 https://www.clim-past.net/14/969/2018/ https://www.eoas.ubc.ca/research/glaciology/research/Publications/ClarkeLeveringtonTellerDyke(Science-2003).pdf http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.384.6712&rep=rep1&type=pdf http://www.pnas.org/content/109/49/19928 https://www.sciencedirect.com/science/article/abs/pii/0277379194900051 https://web.archive.org/web/20140222170725/http://www.eeescience.utoledo.edu/Faculty/fisher/Fisher/Publications_files/Fisher_etal_QSR02.pdf https://pdfs.semanticscholar.org/c6ae/39202d3141d5b7efbb205d48eb58e1b2195d.pdf https://www.nature.com/articles/s41561-018-0169-6 https://www.nature.com/articles/nature08954 https://sites.physics.utoronto.ca/peltier_wr/selected-publications/pubs_recent/lev-tarasov-w-r-peltier-a-calibrated-deglacial.pdf https://www.sciencedirect.com/science/article/abs/pii/S0277379101001457 https://pdfs.semanticscholar.org/5426/32c53804f2e93b0b8724b68003008093ed6d.pdf http://assets.cambridge.org/97805218/68525/excerpt/9780521868525_excerpt.pdf https://www.lpi.usra.edu/meetings/lpsc2002/pdf/1091.pdf https://www.researchgate.net/publication/31969704_Subglacial_origin_of_Lake_Agassiz-Ojibway_final_outburst_flood https://pdfs.semanticscholar.org/5dc7/a51fd7af8e06ac932c7b76127c7b971cbb16.pdf https://pubs.usgs.gov/circ/2004/circ1254/pdf/Hold_On/circ1254_051904_old.pdf https://b8qs92z2k332mma2f5t7n716-wpengine.netdna-ssl.com/wp-content/uploads/sites/27/2017/12/AltaiFlood_red.pdf http://discovermagazine.com/2013/oct/05-what-killed-off-the-woolly-mammoths https://www.scientificamerican.com/article/lost-giants-did-mammoths/ https://www.eoas.ubc.ca/research/glaciology/research/IceDam.html https://books.google.com/books?id=gXgyHLT_hwIC&pg=PA31#v=onepage&q&f=false https://www.academia.edu/4296796/Human_Population_Decline_in_North_America_during_the_Younger_Dryas http://science.sciencemag.org/content/282/5393/1446 http://science.sciencemag.org/content/362/6416/738 https://www.sciencenews.org/article/younger-dryas-comet-impact-cold-snap https://shubeika.ccrs.ku.dk/about/ https://www.scientificamerican.com/article/slow-motion-ocean-atlantics-circulation-is-weakest-in-1-600-years/ https://www.livescience.com/31810-big-freeze-flood.html “Fundamentals of Geomorphology” pg 247 by Richard John Huggett “The Younger Dryas Climate Event”, The Encyclopedia of Quaternary Science, by A. E. Carlson Image Sources: https://www.flickr.com/photos/manitobamaps/2091302531 https://en.wikipedia.org/wiki/File:Ice_age_fauna_of_northern_Spain_-_Mauricio_Ant%C3%B3n.jpg https://commons.wikimedia.org/wiki/File:Clovis_Rummells_Maske.jpg
Views: 221766 SciShow
The 3 Coolest Things Built By Bugs
 
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Long before there were strip malls, skyscrapers, and combination Pizza Hut/Taco Bells, nature had its own architects: all kinds of creatures create all kinds of structures for living, raising offspring, or maybe just the occasional hook-up. Some of the mightiest and most delightfully complex structures ever built have been erected by bugs, and Hank will show you three of the coolest ones in today's episode of SciShow. Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow -- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com References for this episode can be found in the Google document here: http://dft.ba/-6nK3
Views: 728424 SciShow
Fritz Haber: Great Minds
 
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Hank introduces us to the brilliant and heartless Fritz Haber, a great mind who is considered "the father chemical warfare," but who also made discoveries and innovations that helped lead to the Green Revolution which is credited with preventing the starvation of over a billion people. Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twitter: http://www.twitter.com/scishow Sources: http://www.nobelprize.org/nobel_prizes/chemistry/laureates/1918/haber-bio.html http://www.npr.org/programs/morning/features/2002/jul/fritzhaber/ http://www.scientificamerican.com/article.cfm?id=nitrogen-fertilizer-anniversary http://science.howstuffworks.com/dictionary/famous-scientists/chemists/fritz-haber-info.htm http://www.bbc.co.uk/news/world-13015210 http://www.theglobalist.com/StoryId.aspx?StoryId=9408 http://www.idsia.ch/~juergen/haberbosch.html http://www.vision.org/visionmedia/article.aspx?id=10696 The Omnivore’s Dilemma by Michael Pollan http://www.britannica.com/EBchecked/topic/250759/Fritz-Haber/260673/Chemical-warfare Images: http://commons.wikimedia.org/wiki/File:Fritz_Haber.png [public domain] http://commons.wikimedia.org/wiki/File:The_Second_Battle_of_Ypres.jpg [public domain] http://en.wikipedia.org/wiki/File:Clara_Immerwahr.jpg [public domain] http://www.nasa.gov/centers/goddard/images/content/95643main_dead_zone02STILL.0240.tif [public domain] http://www.ers.usda.gov/AmberWaves/September11/Features/Photos/feature4.jpg {public domain]
Views: 469306 SciShow
What's Killing the World's Amphibians?
 
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Of the more than 7,000 known species of amphibians in the world, an estimated one third are now threatened with extinction. Hank breaks down the science behind the decline of amphibians around the world, and what you can do to help. Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow -- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Sources for this episode: http://amphibiaweb.org/declines/#intro http://www.npr.org/blogs/thetwo-way/2013/05/24/186451082/amphibians-population-decline-marked-in-new-u-s-study http://www.usgs.gov/newsroom/article.asp?ID=3597 http://www.livescience.com/37002-amphibian-decline.html http://biodiversitygroup.org/topics/amphibian_declines.html http://www.amphibiaweb.org/chytrid/chytridiomycosis.html http://www.hcn.org/issues/60/1859 http://www.scientificamerican.com/article.cfm?id=explaining-californias-am http://www.newscientist.com/article/mg19726443.300-habitat-loss-drives-decline-in-amphibians.html http://www.pnas.org/content/110/23/9385.short http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0064347
Views: 387105 SciShow
We Might Be Totally Wrong About Alzheimer’s
 
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Scientists found that the prevailing hypothesis of how the Alzheimer’s disease starts might be wrong, and some viruses could be the culprit. *the script credits for this episode on screen on incorrect. Correct credits are below. Writer: Jessica McDonald Script Editor: Christie Wilcox Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, Nicholas Smith, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://www.cell.com/neuron/fulltext/S0896-6273(18)30421-5 https://www.eurekalert.org/emb_releases/2018-06/nioa-nsf061418.php https://www.eurekalert.org/emb_releases/2018-06/asu-nss061418.php https://www.eurekalert.org/emb_releases/2018-06/cp-mef061418.php https://www.eurekalert.org/emb_releases/2018-06/tmsh-uhl061118.php https://aeon.co/essays/how-microbial-infections-might-cause-alzheimers-disease http://stm.sciencemag.org/content/8/340/340ra72 https://www.ncbi.nlm.nih.gov/pubmed/15172741 https://www.scientificamerican.com/article/controversial-new-push-to-tie-microbes-to-alzheimer-s-disease/ https://content.iospress.com/articles/journal-of-alzheimers-disease/jad160152 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4750402/ https://www.the-scientist.com/?articles.view/articleNo/50208/title/Do-Microbes-Trigger-Alzheimer-s-Disease-/ https://www.statnews.com/2016/10/13/alzheimers-drug-eli-lilly/ https://www.cdc.gov/nchs/fastats/leading-causes-of-death.htm https://www.nature.com/articles/nrd3505 Image Souces: https://commons.wikimedia.org/wiki/File:Amyloid-plaque_formation-big.jpg https://commons.wikimedia.org/wiki/Category:Roseola#/media/File:OSC_Microbio_21_03_roseola5th.jpg
Views: 409252 SciShow
Why Does Beer Make You Pee?
 
02:28
Beer goes in, pee comes out. It's a simple equation, right? In today's SciShow Quick Questions, Hank goes a little deeper to find out why beer makes you pee! ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.youtube.com/watch?v=v4IIFfguf1U http://www.youtube.com/watch?v=WtrYotjYvtU
Views: 382788 SciShow
The Chemistry of Addiction
 
11:50
Hank describes how our brains respond biochemically to various addictive substances and behaviors and where those responses have come from, evolutionarily speaking. Like SciShow: http://www.facebook.com/scishow Follow SciShow: http://www.twitter.com/scishow Sources http://www.eurekalert.org/pub_releases/2012-06/joso-dti053112.php http://www.nytimes.com/2012/06/06/opinion/the-dsm-gets-addiction-right.html?_r=1 http://www.drugabuse.gov/sites/default/files/sciofaddiction.pdf http://www.livescience.com/15563-addiction-defined-brain-disease.html http://www.treatment4addiction.com/addiction/behavioral/ http://www.scripps.edu/newsandviews/e_20100405/kenny.html http://www.economist.com/node/16056339 http://www.psychologytoday.com/blog/love-doc/200910/what-drives-sex-addict http://bigthink.com/going-mental/your-brain-on-drugs-dopamine-and-addiction http://www.psychologytoday.com/blog/brain-bootcamp/200907/techno-addicts http://www.pbs.org/wgbh/pages/frontline/shows/heroin/brain/ http://www.utexas.edu/research/asrec/dopamine.html http://www.psychologytoday.com/articles/199409/inside-the-addicts-brain http://teens.drugabuse.gov/facts/facts_brain1.php http://www.macalester.edu/academics/psychology/whathap/ubnrp/serialkillers/neurons.html http://www.health.harvard.edu/newsweek/Treating_opiate_addiction_Detoxification_and_maintenance.htm http://www.sciencedaily.com/releases/2011/02/110222121913.htm http://www.ncbi.nlm.nih.gov/books/NBK10795/ http://www.psychologytoday.com/articles/200411/addiction-pay-attention http://www.psychologytoday.com/blog/your-brain-food/201106/enhancing-marijuana-in-the-brain-advil http://www.nature.com/neuro/journal/v13/n5/abs/nn.2519.html http://www.sciencedaily.com/releases/2010/09/100929171819.htm Images: http://commons.wikimedia.org/wiki/File:Dopamine_pathways.svg http://commons.wikimedia.org/wiki/File:Dopamine.png http://commons.wikimedia.org/wiki/File:Gambling_chips.jpg http://www.drugabuse.gov/sites/default/files/images/colorbox/aslide24.gif http://blog.citizen.apps.gov/howtomobile/files/2012/03/email.jpg http://commons.wikimedia.org/wiki/File:Cocaine_lines_2.jpg https://news.tn.gov/system/files/Heroin.JPG
Views: 1094667 SciShow
How Quarks Fixed the Mess That Was Particle Physics
 
06:34
To get 2 months of unlimited access to Skillshare for free, click here: http://skl.sh/scishow12 Particle physics isn't simple, but it was much more confusing before physicists knew about quarks. Hosted by: Stefan Chin Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, Nicholas Smith, D.A. Noe, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, Tim Curwick, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://hep.phy.syr.edu/~tomasz/PHY771.16Spring/ParticleZooQuarks.pdf http://laplace.physics.ubc.ca/People/ainwood/Inwood_essay.pdf http://web.ihep.su/owa/dbserv/hw.part1 https://www.nature.com/articles/160453a0 https://www.nature.com/articles/160855a0 https://www.nature.com/articles/163082a0 https://www.nature.com/articles/161518a0 https://www.annualreviews.org/doi/pdf/10.1146/annurev.nucl.52.050102.090730 http://electron6.phys.utk.edu/phys250/modules/module%206/particle_classification.htm https://books.google.com/books?id=x1uxCwAAQBAJ&pg=PA225&lpg=PA225#v=onepage&q&f=false https://www.osti.gov/biblio/4008239 https://journals.aps.org/pr/abstract/10.1103/PhysRev.125.1067 https://books.google.com/books?id=iN7ICgAAQBAJ&pg=PA194&lpg=PA194#v=onepage&q&f=false http://www.physlink.com/education/askexperts/ae267.cfm https://link.springer.com/article/10.1007%2FBF02748000 https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.12.204 https://www.sciencedirect.com/science/article/pii/S0031916364920013 http://inspirehep.net/record/11881/files/CM-P00042883.pdf https://www.sciencedirect.com/science/article/pii/0029558265903482 https://arxiv.org/pdf/1412.8681.pdf https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.33.1404 https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.33.1408 https://smile.amazon.com/Discoveries-Breakthroughs-20th-Century-Including-Original/dp/037571345X/ https://press.cern/backgrounders/fourth-generation-particles ------- Images: https://commons.wikimedia.org/wiki/File:Liquid_hydrogen_bubblechamber.jpg http://cds.cern.ch/record/39474 http://cds.cern.ch/record/39470 https://commons.wikimedia.org/wiki/File:First_neutrino_observation.jpg https://commons.wikimedia.org/wiki/File:CERN_UA5_-_ppbar_interaction_at_540GeV.jpg https://commons.wikimedia.org/wiki/File:SLAC_tunnel_2.jpg http://cds.cern.ch/record/39453 https://www.videoblocks.com/video/changing-light-numbers-e3quqob https://www.videoblocks.com/video/day-of-the-month-keyable-calendar-awzioep https://www.istockphoto.com/vector/beautiful-vector-seamless-pattern-with-mathematical-figures-calculations-and-plots-gm908884642-250351696
Views: 315242 SciShow
How Ants Take Care of Their Farms
 
03:52
Hundreds of ant species have been farming for tens of millions of years. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, John Szymakowski, Fatima Iqbal, Justin Lentz, David Campos, and Chris Peters. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.natureworldnews.com/articles/11102/20141211/fungus-farming-ants-selectively-grow-crops.htm http://www.nytimes.com/2015/03/31/science/a-farmer-ants-unique-fungal-crop.html http://www.journal-news.net/page/content.detail/id/584692/Ants-and-aphids-have-symbiotic-connection.html?nav=5067 http://www.sciencedaily.com/releases/2007/10/071009212548.htm http://phenomena.nationalgeographic.com/2012/12/27/how-leafcutter-ants-evolved-from-farmers-into-cows/ http://modernfarmer.com/2014/04/meet-earths-oldest-farmers-ants/ http://www3.imperial.ac.uk/newsandeventspggrp/imperialcollege/newssummary/news_10-10-2007-9-58-53?newsid=19554 http://news.ku.dk/all_news/2014/12/fungus-growing-ants-selectively-cultivate-their-crops/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2291106/ http://www.alexanderwild.com/
Views: 450988 SciShow
Are Ancient Grains Really Better For You?
 
04:08
Ancient grains like Spelt, Emmer, and Einkorn are making a comeback, but are they better for you than modern wheats? The answer is, as usual, not a simple 'yes' or 'no'. Hosted by: Hank Green ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Justin Lentz, David Campos, Chris Peters, Philippe von Bergen, Fatima Iqbal, John Murrin, Linnea Boyev, and Kathy & Tim Philip. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://phys.org/news/2016-01-ancient-nouveau-world-grains-comeback.html https://dl.sciencesocieties.org/publications/cs/abstracts/56/1/302 http://ancientgrains.org/nesbitt1996hulled.pdf http://www.fao.org/docrep/006/y4011e/y4011e05.htm http://www.uswheat.org/cropQuality/doc/E5D36CBA6BC187E485257EEA006A4C13/$File/CQR2015.pdf?OpenElement# http://www.fao.org/docrep/006/y4011e/y4011e00.htm Media Sources: https://commons.wikimedia.org/wiki/File:Spelt.jpg https://commons.wikimedia.org/wiki/File:Usdaemmer1.jpg https://commons.wikimedia.org/wiki/File:Triticum_monococcum0.jpg https://commons.wikimedia.org/wiki/File:A_field_of_wheat.JPG https://commons.wikimedia.org/wiki/File:Triticum_durum.jpg
Views: 368799 SciShow
What If Earth Spun the Other Way?
 
02:50
How different would things be if Earth had always rotated in the opposite direction? Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: rokoko, Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://scienceline.ucsb.edu/getkey.php?key=3445 https://www.theatlantic.com/technology/archive/2013/03/what-would-happen-if-the-earth-spun-backward/273864/ https://www.livescience.com/62405-what-if-earth-rotation-reversed.html https://indd.adobe.com/view/f6592f4d-f2e3-4315-8afc-1b6f9588040f https://mpimet.mpg.de/en/communication/news/focus-on-overview/retrograde/ https://www.climate-lab-book.ac.uk/2011/earth-backwards/ https://eos.org/articles/reversing-earths-spin-moves-deserts-reshapes-ocean-currents https://www.clim-past.net/7/487/2011/cp-7-487-2011.pdf Images: https://svs.gsfc.nasa.gov/1375 https://commons.wikimedia.org/wiki/File:Currents.svg https://commons.wikimedia.org/wiki/File:Oceanic_gyres.png https://commons.wikimedia.org/wiki/File:Aerial_Superhighway.ogv https://commons.wikimedia.org/wiki/File:Golfstream.jpg https://commons.wikimedia.org/wiki/File:Mediterranee_02_EN.jpg https://en.wikipedia.org/wiki/File:Africa_satellite_orthographic.jpg https://commons.wikimedia.org/wiki/File:2010_Filamentous_Cyanobacteria_Bloom_near_Fiji.jpg https://commons.wikimedia.org/wiki/File:Earth_Eastern_Hemisphere_2002.png
Views: 241268 SciShow
Graphene: The Next Big (But Thin) Thing
 
04:48
If you haven't heard of it before, you have now. And it may prove to be the next big thing in materials science. SciShow explains what it is, why it's so awesome, and what challenges we face in harnessing its amazing properties. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.ibtimes.com/what-graphene-5-incredible-facts-about-miracle-material-you-need-know-1399503 http://www.pnas.org/content/early/2013/07/09/1222276110 http://www.understandingnano.com/what-is-graphene.html http://www.newscientist.com/special/instant-expert-graphene http://www.physics.org/article-questions.asp?id=67 http://www.scientificamerican.com/article/geim-novoselov-physics-novel/
Views: 999535 SciShow
The Ups and Downs of Air Turbulence
 
03:26
Ever wonder why sometimes the airplane you're flying on decides to lurch suddenly and cause your little baggie of peanuts to spill all over the place? Join Hank on SciShow today as he explores the in and outs and the ups and downs of turbulence. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.usatoday.com/story/travel/flights/2014/07/10/5-myths-about-air-turbulence/12301043/ http://www.livescience.com/43448-air-turbulence-dangerous-injuries.html http://www.pbs.org/newshour/rundown/airplane-turbulence-how-dangerous-is-it/ http://www.slate.com/articles/news_and_politics/explainer/2012/06/can_turbulence_cause_a_plane_crash_.html http://io9.com/can-turbulence-actually-shake-your-plane-out-of-the-sky-1442244111 http://www.popularmechanics.com/technology/aviation/safety/4327148 http://www.askthepilot.com/questionanswers/turbulence/ http://web.stanford.edu/group/ctr/articles/tackle.html http://physics.stackexchange.com/questions/56496/what-is-the-mystery-of-turbulence
Views: 760323 SciShow
Why Do Atoms Bond?
 
02:24
SciShow explains what makes atoms bond (and what makes them sometimes seem promiscuous). Hosted by: Michael Aranda ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources:
Views: 387289 SciShow
4 Weird Lab Animals
 
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Why do scientists try to learn about /people/ by studying creatures that none of us could ever be mistaken for? Learn about model organisms, and why they’re so helpful for us. Hosted by: Hank Green -------------- Message from our subbable subscriber: Greg Dison - Arielle, tough it out. You're going to destroy med school. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2776389/ http://wormclassroom.org/short-history-c-elegans-research http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3159423/ http://worms.zoology.wisc.edu/reprints/embryo_book_optimized.pdf http://www.nature.com/nbt/journal/v32/n12/full/nbt.3079.html#f1 http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3180220/ http://genome.wellcome.ac.uk/doc_wtd020803.html http://genome.wellcome.ac.uk/doc_wtd020807.html http://modencode.sciencemag.org/drosophila/introduction
Views: 905368 SciShow
Aphids: Weird Poop, Weirder Babies
 
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When you poop sugar, clone yourself and give birth to pregnant babies, you know your survival skills are off the hook...and that you must be an aphid. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Coda Buchanan, Lucy McGlasson, Accalia Elementia, Mark Terrio-Cameron, Saul, Kathy & Tim Philip, Kevin Bealer, Christopher Collins, Thomas J., charles george, Andreas Heydeck, Patrick D. Ashmore, Justin Lentz, Will and Sonja Marple, Ed Shelley, Chris Peters, Tim Curwick, Philippe von Bergen, Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://www.britannica.com/animal/aphid http://animaldiversity.org/accounts/R... http://animaldiversity.org/accounts/D... http://www.bbc.co.uk/nature/life/Aphi... http://insects.about.com/od/truebugs/... http://insects.about.com/od/truebugs/... http://www.biology-resources.com/aphi... http://www.encyclopedia.com/topic/par... http://www.britannica.com/science/pae... http://www.ipm.ucdavis.edu/PMG/PESTNO... http://www.ncbi.nlm.nih.gov/pmc/artic... http://www.ncbi.nlm.nih.gov/pubmed/17... http://insects.about.com/od/coolandun... https://books.google.com/books?id=BjI... https://books.google.com/books?id=47r... Images https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi... https://commons.wikimedia.org/wiki/Fi...
Views: 347983 SciShow
The Most Extreme Complex Life in the World
 
06:54
Go to https://CuriosityStream.com/SciShow to start streaming Underwater Wonders of the National Parks. Use the promo code ‘scishow’ during the sign-up process to get your first 30 days free.  Humans can’t go too far above or below sea level unaided, but there are some complex forms of life that CAN survive at super high elevations or in the deepest parts of the ocean. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Bill & Katie Scholl, Adam Brainard, Greg, Alex Hackman, Andrew Finley Brenan, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1114067/ https://www.ncbi.nlm.nih.gov/pubmed/25927169 https://www.mapress.com/j/zt/article/view/zootaxa.4358.1.7/13080 https://www.pnas.org/content/95/24/14009 https://www.pnas.org/content/111/12/4461 http://www.bbc.com/earth/story/20150115-extreme-divers-defy-explanation http://www.bbc.com/earth/story/20150428-secrets-of-living-high-in-the-sky https://blogs.scientificamerican.com/artful-amoeba/what-lives-at-the-bottom-of-the-mariana-trench-more-than-you-might-think/ https://www.businessinsider.com/living-in-la-rinconada-the-highest-habitable-place-on-earth-2016-12?r=UK&IR=T http://www.coml.org/comlfiles/press/CoML_Beyond_Sunlight_11.17.2009_Public.pdf https://www.denver.org/about-denver/denver-resources/high-altitude-tips/ http://docs.bluerobotics.com/calc/pressure-depth/ http://www.fao.org/docrep/006/AD347E/ad347e08.htm https://io9.gizmodo.com/this-bird-is-the-highest-flier-in-the-world-guess-how-1726307298 https://www.livescience.com/25262-cameron-expedition-deepsea-life.html https://www.livescience.com/48010-deepest-scuba-dive-record.html https://www.livescience.com/27439-rhinos.html https://news.nationalgeographic.com/2017/04/deepest-life-earth-mariana-trench-astrobiology-science/ https://news.nationalgeographic.com/2017/11/deepest-sea-fish-identified-snailfish-pseudoliparis-swirei-spd/ https://www.nationalgeographic.com/environment/oceans/photos/deep-sea-creatures/ https://news.nationalgeographic.com/news/2012/03/120325-james-cameron-mariana-trench-challenger-deepest-returns-science-sub/ http://www.nhm.ac.uk/discover/secrets-of-deep-diving-whales.html https://www.nhs.uk/conditions/altitude-sickness/ https://www.npr.org/sections/thetwo-way/2013/05/23/186302916/Mariana-Trench https://www.nytimes.com/2018/02/03/world/asia/mount-everest-how-tall-nepal.html https://www2.palomar.edu/anthro/adapt/adapt_3.htm Images: https://commons.wikimedia.org/wiki/File:Rinconadapuno.JPG https://commons.wikimedia.org/wiki/File:Anser_indicus_2010.JPG https://commons.wikimedia.org/wiki/File:Anser_indicus_rb.jpg https://www.eurekalert.org/multimedia/pub/157080.php?from=378256 https://commons.wikimedia.org/wiki/File:Trimethylamine-N-oxide-3D-balls.png https://commons.wikimedia.org/wiki/File:Alicella_gigantea.png https://commons.wikimedia.org/wiki/File:2966j_Bali.jpg https://www.istockphoto.com/photo/altitude-sickness-gm118060247-9222431 https://www.istockphoto.com/photo/yak-on-the-trail-mount-ama-dablam-on-background-nepal-gm517469968-89498005 https://www.istockphoto.com/photo/r%C3%BCppells-vulture-gm146055099-6339717 https://www.istockphoto.com/photo/particles-of-bacteria-3d-illustration-gm948531568-258958792 https://www.istockphoto.com/photo/elephant-seal-18-15-gm172412833-4522421 https://www.istockphoto.com/photo/cuviers-beaked-whale-gm514468082-88116403 https://www.istockphoto.com/photo/bubbles-gm496684197-41646284 https://www.istockphoto.com/photo/empty-underwater-background-gm861220874-144117089
Views: 416946 SciShow
Can You Really Be Scared to Death?
 
03:45
Can you literally "die of fright?" Turns out, you can! In this episode of SciShow Hank explores the mechanisms in your body that activate when you get scared, and how they can sometimes get out of hand. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.scientificamerican.com/article.cfm?id=scared-to-death-heart-attack http://science.howstuffworks.com/life/scared-to-death.htm http://online.wsj.com/news/articles/SB10001424052970203400604578072900187957988 http://www.bostonmagazine.com/health/blog/2013/10/24/can-really-scared-death/ http://io9.com/5919137/the-science-of-being-scared-to-death http://articles.timesofindia.indiatimes.com/2010-12-06/hyderabad/28230672_1_horror-films-residential-school-student http://www.hopkinsmedicine.org/asc/faqs.html
Views: 1170335 SciShow
How Do Marine Mammals Hold Their Breath For So Long?
 
03:34
How is it possible for air-breathing marine mammals like sperm whales and elephant seals to hold their breath for so long? You can help protect the thousands of species of flora and fauna that call Pacuare home. Visit EPI’s fundraising page at http://www.crowdrise.com/PreserveProtectPacuare. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, Andreas Heydeck, Justin Lentz, Will and Sonja Marple, Benny, Chris Peters, Tim Curwick, Philippe von Bergen, Patrick, Fatima Iqbal, Lucy McGlasson, Mark Terrio-Cameron, Accalia Elementia, Kathy & Tim Philip, charles george, Kevin Bealer, Thomas J., and Patrick D. Ashmore. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://books.google.com/books?id=ZpRRHTeksJcC&pg=PA75#v=onepage&q&f=false https://www.unm.edu/~lkravitz/Article%20folder/Breathing.html http://www.wiley.com/college/boyer/0470003790/structure/HbMb/mbhb_intro.htm http://www.natureworldnews.com/articles/6453/20140327/cuviers-beaked-whale-sets-records-for-longest-and-deepest-dive.htm https://www.sciencedaily.com/releases/2007/12/071218192033.htm http://science.sciencemag.org/content/340/6138/1234192.full http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2596902/ http://news.rice.edu/2015/09/25/deep-diving-whales-could-hold-answer-for-synthetic-blood-2/ http://www.annualreviews.org/doi/full/10.1146/annurev.physiol.60.1.19 https://seagrant.uaf.edu/marine-ed/mm/fieldguide/adaptations.html http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0092633
Views: 391277 SciShow
The Deepest Hole in the World, And What We've Learned From It
 
04:01
SciShow takes you down the deepest hole in the world -- Russia's Kola Superdeep Borehole -- explaining who dug it and why, and what we learned about Earth in the process. Don't fall! ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow Written by Dave Loos ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.atlasobscura.com/places/kola-superdeep-borehole http://www2.gi.alaska.edu/ScienceForum/ASF7/725.html http://www.damninteresting.com/the-deepest-hole/ http://www.wirelinedrilling.com/sites/default/files/Kozlovsky%20Kola%20Deepest%20Well%20.pdf http://www.csmonitor.com/1985/0822/drock.html http://www.nytimes.com/1981/09/29/science/russians-plan-dramatic-expansion-of-effort-in-earth-drilling.html
Views: 8705817 SciShow
The Hardest We've Ever Pushed Matter
 
06:57
Scientists have had to come up with some extreme ways to generate the extreme pressures needed to simulate the conditions at the cores of planets! Hosted by: Hank Green Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Jerry Perez, Lazarus G, Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.britannica.com/science/high-pressure-phenomena https://serc.carleton.edu/NAGTWorkshops/mineralogy/mineral_physics/diamond_anvil.html https://www.youtube.com/watch?v=vO4kZfhpWBU https://www.youtube.com/watch?v=rZf6tZs5Fjk http://www.laserfocusworld.com/articles/2016/07/diamond-anvil-cell-achieves-record-1-terapascal-pressure.html http://www.pnas.org/content/104/22/9172 http://advances.sciencemag.org/content/2/7/e1600341.full https://www.nature.com/articles/511294a https://www.llnl.gov/news/nif-achieves-record-ramp-compression-pressures http://www.princeton.edu/geosciences/news/archive/index.xml?id=6667 https://www.nature.com/articles/nature13526 https://str.llnl.gov/June10/evans.html https://www.upi.com/Science_News/2018/02/06/Lab-experiment-yields-evidence-of-superionic-ice/5001517930145/ https://www.nature.com/articles/s41567-017-0017-4 https://pdfs.semanticscholar.org/667f/4d468b802f3c5ff07825c31ad62a15ea4439.pdf https://www.princeton.edu/~ota/disk1/1989/8909/890905.PDF https://carnegiescience.edu/news/just-what-sustains-earth%E2%80%99s-magnetic-field-anyway https://e-reports-ext.llnl.gov/pdf/344248.pdf http://iopscience.iop.org/article/10.1070/PU1994v037n11ABEH000055 https://books.google.com/books?id=Rg6dBAAAQBAJ&pg=RA1-PA158&lpg=RA1-PA158&dq=ramp+compression+wave&source=bl&ots=VI37QxS-9G&sig=Dxag79eMBvZKkW8JpCKIjkC-oDI&hl=en&sa=X&ved=0ahUKEwiiw92znrrZAhWmhOAKHdu6AYk4ChDoAQhEMAU#v=onepage&q=ramp%20compression%20wave&f=false Images: https://commons.wikimedia.org/wiki/File:Earth_poster.svg https://commons.wikimedia.org/wiki/File:Diamond_Anvil_Cell_-_Cross_Section.svg https://commons.wikimedia.org/wiki/File:Cfaser_haarrp.jpg https://commons.wikimedia.org/wiki/File:NIF_building_layout.png https://commons.wikimedia.org/wiki/File:Jupiter_interior.png https://commons.wikimedia.org/wiki/File:Preamplifier_at_the_National_Ignition_Facility.jpg https://commons.wikimedia.org/wiki/File:Neptune_storms.jpg https://commons.wikimedia.org/wiki/File:Diamond_anvil_cell.jpg
Views: 2089906 SciShow
Why We Hallucinate While Falling Asleep
 
05:05
Have you ever found yourself seeing images right before falling asleep? You might be experiencing hypnagogia. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kevin Bealer, Mark Terrio-Cameron, KatieMarie Magnone, Inerri, D.A. Noe, Charles Southerland, Fatima Iqbal, سلطان الخليفي, Nicholas Smith, Tim Curwick, Scott Satovsky Jr, Philippe von Bergen, Bella Nash, Chris Peters, Patrick D. Ashmore, Piya Shedden, Charles George ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.theatlantic.com/science/archive/2016/04/deciphering-hypnagogia/478941/ https://www.scientificamerican.com/article/tetris-dreams/ https://www.sleepassociation.org/patients-general-public/hallucinations-during-sleep/ http://www.merckmanuals.com/professional/neurologic-disorders/sleep-and-wakefulness-disorders/narcolepsy http://www.sciencedirect.com/topics/neuroscience/hypnagogia https://www.ncbi.nlm.nih.gov/pubmed/8894197 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4173919/ https://www.britannica.com/topic/dream-sleep-experience#ref423110 https://www.ncbi.nlm.nih.gov/pubmed/24051119 https://books.google.com/books?id=q_vpBAAAQBAJ&pg=PA117 https://www.psychologytoday.com/blog/dream-factory/201502/how-dream-salvador-dali http://www.bbc.com/future/story/20150409-i-have-exploding-head-syndrome https://www.merriam-webster.com/dictionary/hypnagogic https://pdfs.semanticscholar.org/09d8/95b85d772fb505144969310255c0cbdc74a7.pdf http://www.academia.edu/33150155/Replaying_the_Game_Hypnagogic_Images_in_Normals_and_Amnesics http://www.businessinsider.com/what-is-a-hypnic-jerk-2014-5 https://www.ninds.nih.gov/Disorders/Patient-Caregiver-Education/Fact-Sheets/Myoclonus-Fact-Sheet https://www.sleepassociation.org/patients-general-public/sleep-myoclonus/ http://www.bbc.com/future/story/20120522-suffer-from-sleep-shudders
Views: 452730 SciShow
How Do Concussions Cause Amnesia?
 
02:41
Amnesia is a really handy/cliché literary device and the inciting incident for countless Hanna-Barbera cartoons, but it's also a real, serious affliction caused by major head trauma. Learn how scrambled neurons can permanently alter your memory on this week's QQ. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Kevin Bealer, Justin Lentz, Mark Terrio-Cameron, Patrick Merrithew, Accalia Elementia, Fatima Iqbal, Benny, Kyle Anderson, Mike Frayn, Tim Curwick, Will and Sonja Marple, Philippe von Bergen, Chris Peters, Kathy Philip, Patrick D. Ashmore, Thomas J., charles george, and Bader AlGhamdi. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://www.eurekalert.org/pub_releases/2016-06/du-ooa061416.php http://www.neurology.org/content/86/24/2291 http://www.ncbi.nlm.nih.gov/pmc/articles/PMC155413/ http://www.ncbi.nlm.nih.gov/pmc/articles/PMC535990/ http://www.cdc.gov/headsup/basics/concussion_whatis.html http://www.tandfonline.com/doi/pdf/10.1080/026990500421886 http://www.ncbi.nlm.nih.gov/pubmed/3351514 https://books.google.com/books?id=LTu3BAAAQBAJ&dq=diaschisis+concussion&source=gbs_navlinks_s
Views: 203252 SciShow
The Chelyabinsk Meteor: What We Know
 
03:50
In this episode of SciShow, Hank explores what we now know about the meteoroid that streaked across Russian skies on February 15, 2013. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.theguardian.com/science/2013/nov/06/chelyabinsk-meteor-russia http://www.popsci.com/article/science/what-we-now-know-about-chelyabinsk-meteor http://phys.org/news/2013-11-results-russian-chelyabinsk-meteor-published.html http://www.scientificamerican.com/article.cfm?id=chelyabinsk-meteor-eyewitness-trajectory http://www.bbc.co.uk/news/science-environment-24839601 http://neo.jpl.nasa.gov/news/fireball_130301.html http://www.nature.com/news/risk-of-massive-asteroid-strike-underestimated-1.14114
Views: 471727 SciShow
Cryptography: The Science of Making and Breaking Codes
 
08:21
There are lots of different ways to encrypt a message, from early, simple ciphers to the famous Enigma machine. But it’s tough to make a code truly unbreakable. Hosted by: Michael Aranda ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn't make SciShow without them! Shout out to Justin Ove, John Szymakowski, Fatima Iqbal, Justin Lentz, David Campos, and Chris Peters. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow Or help support us by becoming our patron on Patreon: https://www.patreon.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow Sources: http://www.vectorsite.net/ttcode_04.html#m3 http://www.simonsingh.net/The_Black_Chamber/crackingprinciple.html http://book.itep.ru/depository/crypto/Cryptography_history.pdf http://www.cs.trincoll.edu/~crypto/historical/gronsfeld.html http://www.sans.org/reading-room/whitepapers/vpns/history-encryption-730 http://ftp.stmarys-ca.edu/jsauerbe/m10s11/chapter5.pdf http://www.turing.org.uk/scrapbook/ww2.html http://enigma.louisedade.co.uk/howitworks.html http://www.codesandciphers.org.uk/enigma/example1.htm http://www.pbs.org/wgbh/nova/military/how-enigma-works.html http://www.cs.miami.edu/~burt/learning/Csc609.051/notes/02.html
Views: 811368 SciShow
The Nicest Neighborhoods in the Universe
 
08:04
What does it really take for a planet to be habitable? It turns out, certain parts of a star system, a galaxy, and even the universe as we know it, are more habitable than others. Get to know them as Hank takes you on a tour of some of the nicest neighborhoods in space. This will be the last video covering a space related topic on this channel! For more videos about space featuring Hank and our new hosts, head over to: https://www.youtube.com/user/scishowspace ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.solstation.com/planets/water-worlds.htm http://kencroswell.com/RedDwarfActivity.html http://news.discovery.com/earth/what-would-happen-if-our-planet-became-tidally-locked-130202.htm http://imagine.gsfc.nasa.gov/docs/ask_astro/answers/010330a.html http://www.astro.caltech.edu/~george/ay20/Chiappini-MilkyWay.pdf http://solar-center.stanford.edu/FAQ/Qage.html http://www.space.com/15341-planet-formation-stars-heavy-elements.html http://hyperphysics.phy-astr.gsu.edu/hbase/starlog/pop12.html http://members.nova.org/~sol/solcom/x-objects/cenbulge.htm http://www.enchantedlearning.com/subjects/astronomy/stars/lifecycle/starbirth.shtml http://sciencepenguin.com/orion-arm/ http://scitechdaily.com/astrophysicists-document-the-immense-power-of-quasar-radiation/ http://burro.astr.cwru.edu/Academics/Astr222/Galaxy/Structure/metals.html http://csep10.phys.utk.edu/astr162/lect/gclusters/localg.html
Views: 1754063 SciShow
What Really Happened the First Time We Split a Heavy Atom in Half
 
06:41
This episode was produced in collaboration with and sponsored by Emerson. Click here to learn more about their We Love STEM initiative: http://bit.ly/2fnBiHO When scientists first split the atom, they didn’t realize what they’d done until physicist Lise Meitner figured out they had discovered what we now call nuclear fission. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: D.A. Noe, Nicholas Smith, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Patrick D. Ashmore, Tim Curwick, charles george, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.sdsc.edu/ScienceWomen/meitner.html https://www.aps.org/publications/apsnews/200712/physicshistory.cfm https://www.chemheritage.org/historical-profile/otto-hahn-lise-meitner-and-fritz-strassmann http://www.washingtonpost.com/wp-srv/style/longterm/books/chap1/lisemeitner.htm http://bnrc.berkeley.edu/Famous-Women-in-Physical-Sciences-and-Engineering/lise-meitner.html http://pubs.acs.org/doi/pdf/10.1021/ed066p373 http://www.nature.com/physics/looking-back/meitner/index.html https://history.aip.org/exhibits/mod/fission/fission1/03.html https://www.nobelprize.org/nobel_prizes/chemistry/laureates/1944/hahn-lecture.pdf http://www.iop.org/resources/topic/archive/curie-meitner/page_65216.html https://www.iaea.org/sites/default/files/publications/magazines/bulletin/bull4-0/04004700911su.pdf Images: https://commons.wikimedia.org/wiki/File:Lise_Meitner12.jpg https://commons.wikimedia.org/wiki/File:Lise_Meitner12.jpg https://commons.wikimedia.org/wiki/File:Otto_Hahn_und_Lise_Meitner.jpg https://commons.wikimedia.org/wiki/File:Hahn_Meitner_1912.jpg https://commons.wikimedia.org/wiki/File:Beta-minus_Decay.svg https://commons.wikimedia.org/wiki/File:Nuclear_Fission_Experimental_Apparatus_1938_-_Deutsches_Museum_-_Munich.jpg https://commons.wikimedia.org/wiki/File:Barium_unter_Argon_Schutzgas_Atmosph%C3%A4re.jpg https://commons.wikimedia.org/wiki/File:Otto_Frisch_ID_badge.png N https://commons.wikimedia.org/wiki/File:Kerncentrale_Doel_in_werking.jpg https://commons.wikimedia.org/wiki/File:Ivy_Mike_-_mushroom_cloud.jpg https://commons.wikimedia.org/wiki/File:R1_KTH.jpg https://commons.wikimedia.org/wiki/File:Meitner_crater_on_Venus.jpg https://www.flickr.com/photos/smithsonian/4405642879/in/photolist-7Hj58Z-8gsVjm-SkZmGu-Amthpv-dJUhN2-9LTMEX-pwpgEz-ngAfn2-X3MxUd-h7rAMq-WMyN3w-h7sB8x-h7r8Ek-h7sphP-hyd1MS-iF3Zs4-h7rmC5-h7ri9m-hydV94-hycY83-D5d8Ra-h7rgB1-h7rz2w-hycs23-hydWxB-57x9o5-MvPgnq-4AYL1h-dJUkG8-7z13pW-htFmSj-gMYjHH-7z13iA-hsSNM6-dJUiuv-DpyMQD-VGmP8i-mHTndN-oNzVo8-6yUoT-4AYKZu-bxaN3X-8Qt9Zo-9LTzDF-hsSHq4-dNfuPq-dN9MXR-dJZHsm-91UA8t-pKoiJ6
Views: 757934 SciShow
Does Wine Really Need to 'Breathe'?
 
03:10
Whether it's from a box or a bottle, letting your wine 'breathe' can actually make a difference in its taste. Hosted by: Stefan Chin Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Jerry Perez, Lazarus G, Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.thoughtco.com/why-you-should-aerate-wine-4023740 https://vinepair.com/wine-101/guide-to-tannins/ https://books.google.com/books?id=ZveGCgAAQBAJ&pg=PT27&lpg=PT27&dq=wine+breathe+phenolic&source=bl&ots=KzrcCG0c9L&sig=78TyuQRfBG0s2M2vZZdFi6KgaZ4&hl=en&sa=X&ved=0ahUKEwjAmtqh57fZAhWkdt8KHU_7DogQ6AEIbzAG#v=onepage&q=wine%20breathe%20phenolic&f=false https://nzic.org.nz/ChemProcesses/food/6B.pdf http://winefolly.com/review/what-are-tannins-in-wine/ https://learn.winecoolerdirect.com/tannic-wines/ http://www.jstor.org/stable/27852760 https://scielo.conicyt.cl/scielo.php?pid=S0718-16202008000200001 https://pubs.acs.org/doi/abs/10.1021/jf304239n
Views: 125275 SciShow
The Bone Wars: A Feud That Rocked U.S. Paleontology
 
05:03
The Bone Wars resulted in the description of some of the most famous dinosaurs we know of today, but not without some pretty big mistakes. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://books.google.ie/books?id=Z8Tj2HvfHRwC&pg=PA153&redir_esc=y#v=onepage&q&f=false http://phenomena.nationalgeographic.com/2015/04/15/battle-for-the-bone-wars-beasts/ http://www.ansp.org/explore/online-exhibits/stories/bone-wars-the-cope-marsh-rivalry/ http://www.ucmp.berkeley.edu/history/marsh.html http://oceansofkansas.com/Leidy1870.html http://oceansofkansas.com/NYHerald.html http://oceansofkansas.com/tale-tail.html https://www.geol.umd.edu/~tholtz/G104/lectures/104hist.html http://academic.brooklyn.cuny.edu/geology/chamber/Buckland1.html http://www.archives.upenn.edu/people/1800s/leidy_joseph.html http://dla.library.upenn.edu/dla/pacscl/ead.html?id=PACSCL_ANSP_ANSPColl328 https://www.wired.com/2011/08/o-c-marsh-before-the-bone-wars/ http://www.nytimes.com/books/99/11/07/reviews/991107.07wilfort.html https://www.smithsonianmag.com/science-nature/when-triceratops-was-a-giant-bison-179449725/ https://www.smithsonianmag.com/science-nature/the-myth-of-the-eight-spiked-stegosaurus-165459353/ http://www.npr.org/2012/12/09/166665795/forget-extinct-the-brontosaurus-never-even-existed Images: https://commons.wikimedia.org/wiki/File:Othniel_Charles_Marsh_-_Brady-Handy.jpg https://commons.wikimedia.org/wiki/File:Cope_Edward_Drinker_1840-1897.jpg https://commons.wikimedia.org/wiki/File:William_Buckland_c1845.jpg https://commons.wikimedia.org/wiki/File:Buckland,_Megalosaurus_jaw.jpg https://commons.wikimedia.org/wiki/File:Hadrosaurus_foulkii_vertebrae.jpg https://commons.wikimedia.org/wiki/File:Joseph_Leidy_by_Gilbert_Studios_c1870.jpg https://commons.wikimedia.org/wiki/File:OCmarsh.jpg https://commons.wikimedia.org/wiki/File:Cope_Elasmosaurus.jpg https://commons.wikimedia.org/wiki/File:Como_Bluff.jpg https://commons.wikimedia.org/wiki/Category:Othniel_Charles_Marsh#/media/File:Triceratopsskull.jpg
Views: 189764 SciShow
What's The Oldest Tree in the World?
 
03:33
Ancient trees are fascinating, but the answer to the question in the title isn't as cut and dried as it might first seem. There are two major contenders for the superlative, and Hank has all the important information on both of them in this episode of SciShow. Which one would you give the title to? Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow -- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com -- References for this episode can be found in the Google document here: http://dft.ba/-5RCC
Views: 964082 SciShow
Glenn Seaborg: Shaking Up the Periodic Table
 
05:06
Hank synopsizes the life and work of Glenn Seaborg, pioneer of synthetic elements, member of the Manhattan Project, and the architect of the last great shake-up of the periodic table. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/52/SciShow Or help support us by subscribing to our page on Subbable: https://subbable.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Thanks Tank Tumblr: http://thankstank.tumblr.com Sources: http://www.nobelprize.org/nobel_prizes/chemistry/laureates/1951/seaborg-bio.html http://www.chemheritage.org/discover/online-resources/chemistry-in-history/themes/atomic-and-nuclear-structure/seaborg.aspx http://www.nytimes.com/1999/02/27/us/glenn-seaborg-leader-of-team-that-found-plutonium-dies-at-86.html http://www.pbs.org/wgbh/pages/frontline/shows/reaction/interviews/seaborg.html http://chemistry.about.com/cs/generalchemistry/a/aa050601a.htm http://www.princeton.edu/~achaney/tmve/wiki100k/docs/Transuranium_element.html http://www.chemheritage.org/discover/online-resources/chemistry-in-history/themes/atomic-and-nuclear-structure/hahn-meitner-strassman.aspx http://www.seaborg.ucla.edu/biography.html http://www.world-nuclear.org/info/Non-Power-Nuclear-Applications/Overview/The-Many-Uses-of-Nuclear-Technology/ http://www.nrc.gov/reading-rm/doc-collections/fact-sheets/plutonium.html https://www.wou.edu/las/physci/ch412/perhist.htm http://labspace.open.ac.uk/mod/resource/view.php?id=435777
Views: 270642 SciShow