SciShow

Go to http://Brilliant.org/SciShow to try out Brilliant’s Daily Challenges. Sign up now and get 20% off an annual Premium subscription. For a long time, we could only guess what color a dinosaur might be. But in the past decade, there has been an explosion of color. Hosted by: Hank Green SciShow is on TikTok! Check
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Go to http://Brilliant.org/SciShow to try their Chemical Reactions course. Sign up now and get 20% off an annual Premium subscription. Chitons are constantly scraping their teeth on rocks to eat the algae off of them, but that means their teeth need to be pretty tough. And it turns out one species’s teeth are the hardest,
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The beach is nice, but why does spending time out in the sun leave us feeling so exhausted? Hosted by: Hank Green SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ———- 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
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Alzheimer’s isn’t contagious — at least, in the sense that you can’t catch it from being around somebody who has it. But, it turns out, it is transmissible, just not directly. Hosted by: Michael Aranda ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin
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There are a lot of nuclear weapons on Earth, so many that we often say it’s enough to “destroy the world several times over.” But could we? Well, that depends on what you mean. Also…no matter what you mean, probably not. The Earth is pretty sturdy and people are pretty good at surviving and even
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It’s amazing how professional baseball players can throw very fast curveballs, but do you know how do curveballs change direction in midair? 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—we couldn’t make SciShow without them! Shout out to Kevin, Bealer,
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Sorry! This is a re-upload of an episode that went live earlier today. Thank you to all the fans of SciShow who helped us out by pointing out an error in the original upload and thank you for bearing with us and understanding that these kinds of things do happen from time to time! Ever
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You may have experienced this before: When you repeat the same word over and over and over and over and over and over and over and over and over and over and over and over, the words suddenly sound foreign and lose all meaning, but why? Hosted by: Brit Garner ———- Support SciShow by becoming
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We all have some displeasing memories from the past that still make our blood boil. Why are those grudges so hard to let go of? Hosted by: Anthony Brown ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at https://www.scishowtangents.org ———- Huge
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Oh hey, seems like reverse psychology works to motivate you to check out this video! Now, let us explain how it works. 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: Lazarus G, Sam Lutfi, D.A. Noe, سلطان الخليفي, Piya Shedden,
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With the Zika virus in the news, some people have wondered why we don’t just kill them ALL. 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, Fatima Iqbal, Linnea Boyev, Kathy & Tim Philip,
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This episode is brought to you by the song Like This — Patrick Olsen’s new single. It’s available now on all streaming services.https://streamlink.to/like-this Tiny creatures called rotifers seem to have no problem continuing their lives after waking from a refreshing 24,000-year nap. And DNA samples from goats that lived 30,000 years ago tell us a
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Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://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: Chris Peters, Matt Curls, Kevin Bealer, Jeffrey Mckishen, Jacob,
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From ripping your own appendages off to cockroach mind control, wasps go to great lengths to ensure the survival of their species. 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,
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You might have a roommate who rolls their eyes a lot and leaves sassy sticky notes all over the place, but no matter how frustrating it is, it’s probably not a personality disorder. Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon
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Head to https://cometeer.com/scishow to bypass the waitlist and receive 50% off your Cometeer order Stradivarius are synonymous with quality, but how we can replicate their sound is a mystery! Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Support SciShow by becoming a patron on
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Hank tells us some of the surprising things that could be causing or contributing to the obesity epidemic. Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twitter: http://www.twitter.com/scishow References: http://www.nlm.nih.gov/medlineplus/news/fullstory_118194.html http://www.cdc.gov/obesity/data/trends.html http://news.bbc.co.uk/2/hi/health/7151813.stm http://news.discovery.com/human/gut-bacteria-obesity-111026.html
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Most fish are pretty sluggish in the cold. But the Pacific bluefin tuna is one of the fastest apex predators in the frigid Pacific ocean. Their physiology has adapted to help them retain more of the heat their bodies produce, except when it comes to their cold, cold hearts. Hosted by: Rose Bear Don’t Walk
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On the genetic level, we’re not all that different from chimps. But those small differences in DNA can have huge effects. Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Huge thanks go to the
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Go to http://curiositystream.com/scishowpsych to start streaming Curious Minds: Brain Health. Use code “scishowpsych” to sign up, just $14.99 for the whole YEAR. Our immune systems aren’t just critical to our physical health. It turns out they may play a big role in our mental health, as well. And learning more about how these two aspects
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If you hear the word “baby-faced” you might picture a doe-eyed celebrity who never seems to age. But, really, you should be thinking of the axolotl. However, it is possible to transform these otherwise forever-babies, causing them to lose that youthful glow. Hosted by: Michael Aranda SciShow has a spinoff podcast! It’s called SciShow Tangents.
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There’s a lot we just don’t know about death, but even among the things we think we do know, there are a lot of misconceptions. Here are 5 weird things we believe about death! Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Support SciShow
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It can be a wonderful feeling to give your tired eyes a good rub. And rubbing your eyes can help keep them moist, but it turns out it also can affect your heart rate. Hosted by: Michael Aranda SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Support SciShow
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Hank and physiologist Jon Harrison discuss the question of insect size and major theories that attempt to explain why there is a limit to how large insects can get with current conditions on Earth. Like SciShow @ http://www.facebook.com/scishow Follow SciShow @ http://www.twitter.com/scishow References http://www.prehistoric-wildlife.com/species/m/meganeura.html http://www.telegraph.co.uk/earth/wildlife/8930070/Worlds-biggest-insect-…
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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:
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If you’ve ever been scratching a dog and seen them do the kicky leg thing, it’s truly adorable. But it might not necessarily be a feel-good thing. Hosted by: Stefan Chin SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
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The alcohol we drink is just one particular kind of alcohol: ethanol. The others can be a lot more dangerous, and in the 1920s, the US government made a really dangerous cocktail. 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
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Trusting your gut may not sound like a reliable way to make decisions, but the research points to some times when you might want to listen to it! Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: azarus G, Sam Lutfi,
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A lot of what we know about ancient human civilizations comes from the things they leave behind. But sometimes, humans don’t live in places long enough to leave these clues. So, some researchers have turned to techniques outside traditional archaeology to find evidence of ancient humans. Hosted by: Michael Aranda SciShow has a spinoff podcast!
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Spiderwebs are designed to trap bug-sized creatures. So how come spiders don’t get stuck? 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
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Sharks come in a lot of different shapes and sizes and many of them don’t look like the ones you see in movies. Here are seven sharks that went down some decidedly strange evolutionary paths. Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at https://www.scishowtangents.org ———- Support
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How does heat affect airplanes? Turns out heat, speed and density connect to create dangerous situations. 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, Patrick Merrithew, D.A. Noe, Charles Southerland, Fatima Iqbal, Sultan Alkhulaifi,
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In some arid parts of the world, people cool off by drinking hot beverages. Can a hot drink on a hot day really cool you down? Hosted by: Michael Aranda SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———-
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The internet uses a lot of energy! But people have come up with ways to make it more efficient. This episode was produced in collaboration with and sponsored by Emerson. http://www.emerson.com/ilovestem Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———- Dooblydoo thanks go to the
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Have you ever noticed that sunlight makes colors fade? Join Quick Questions as we explore why that happens. Hosted by: Hank Green ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Christopher Prevoe, Justin Ove, John Szymakowski, Peso255, Ruben Galvao, Fatima Iqbal, Justin Lentz, and
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If you take a look at a map of Scotland, you’ll notice an eerily straight line running through the highlands, this is the Great Glen Fault the product of half a billion years of time and geology. Hosted by: Stefan Chin SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org
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Looking at a map, you would never know that North America once almost ripped itself in half. But 1.1 billion years ago, it tried to – and had it succeeded, there would now be an ocean where Lake Superior is! Go to http://Brilliant.org/SciShow to try their Knowledge and Uncertainty course. The first 200 subscribers get
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Midlife crises are a common plot device in films, TV shows, and books. Like most psychological phenomena, though, they don’t always get it quite right. Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Kelly Landrum Jones, Sam Lutfi,
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Fireflies, crustaceans, jellyfish — lots of living things glow, and they do it for all kinds of reasons, some of which we haven’t even discovered yet. 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,
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What’s salty and cold and cool as heck? Brinicles, a rarely seen undersea phenomenon the combines ice and saltwater to become every sea star’s worst nightmare! Actually, they’re not that scary, just awesome. Hank explains within. Like SciShow? Want to get cool things to put on your walls, cover your torso and hold your liquids?
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Start building your ideal daily routine with Fabulous. The first 100 people who click on the link will get a FREE week trial and 25% OFF Fabulous Premium: https://thefab.co/scishowpsych2 For a long time, scientists considered the neocortex the brainiest part of the human brain – an obvious candidate for the thing that makes us unique.
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Plants are finding their ways into caves, and it’s all our fault. Hosted by: Michael Aranda SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://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
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Reading someone’s mind is an impossible task, but even just guessing at why they do the things they do is a lot harder than it might seem. Hosted by: Brit Garner ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters: azarus G, Sam Lutfi, D.A.
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For thousands of years, a sea creature has plagued sailors by attacking and devouring their ships. It is so destructive that reportedly it swiss-cheesed the hulls of Christopher Columbus’s ships, sinking at least two of them. Hosted by: Hank Green SciShow has a spinoff podcast! It’s called SciShow Tangents. Check it out at http://www.scishowtangents.org ———-
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Hank & his clone Circus Hank explain the power of epigenetics, which studies the factors that determine how much or whether some genes are expressed in your body. Like SciShow on Facebook! http://www.facebook.com/scishow Follow SciShow on Twitter! http://www.twitter.com/scishow More SciShow! Solar Energy – http://youtu.be/4uPVZUTLAvA Foldit Gamers FTW – http://youtu.be/JdBcpdH_ptA
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