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  • 04:29 Why Is Being Scared So Fun? - Margee Kerr

    Why Is Being Scared So Fun? - Margee Kerr

    458 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/why-do-we-like-to-scare-ourselves-margee-kerr At this very moment, people are lining up somewhere to scare themselves, be it with a thrill-ride or a horror movie. In fact, in October of 2015 alone, about 28 mill

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  • 03:19 Visualising Brownian Motion - Christmas Lectures with Philip Morrison

    Visualising Brownian Motion - Christmas Lectures with Philip Morrison

    219 views / 0 likes - added

    Philip Morrison uses a microscope and a model made of small ball bearings and a magnetic field to demonstrate Brownian motion. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.rigb.org/christmas-lectures/w

  • 04:54 How close are we to eradicating HIV? - Philip A. Chan

    How close are we to eradicating HIV? - Philip A. Chan

    131 views / 0 likes - added

    Can we end HIV? Find out how medications like PrEP are helping to prevent the transmission and spread of HIV, and possibly leading to its eradication.--The world is getting closer to achieving one of the most important public health goals of our time: era

  • 08:01 Surface Area to Volume Ratios - Christmas Lectures with Philip Morrison

    Surface Area to Volume Ratios - Christmas Lectures with Philip Morrison

    229 views / 0 likes - added

    The mathematicians of Lilliput assumed that Gulliver would need 1728 times as much food as an individual Lilliput. Philip Morrison shows why this is not true, using surface area to volume ratios. Watch the full lecture: http://www.rigb.org/christmas-lectu

  • 05:39 Types of Oscillators - Christmas Lectures with Philip Morrison

    Types of Oscillators - Christmas Lectures with Philip Morrison

    248 views / 0 likes - added

    What are the similarities and differences between pendulums and spring oscillators? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture:http://www.rigb.org/christmas-lectures/watch/1968/gullivers-travels/beyond-the-map?u

  • 05:12 The rise and fall of the Celtic warriors - Philip Freeman

    The rise and fall of the Celtic warriors - Philip Freeman

    71 views / 0 likes - added

    Trace the rise and fall of the ancient Celts, a group of hundreds of independent warrior tribes defeated by the Roman Empire. --One summer evening in 335 BCE, Alexander the Great was resting by the Danube River when a band of strangers approached his camp

  • 04:31 A day in the life of an ancient Celtic Druid - Philip Freeman

    A day in the life of an ancient Celtic Druid - Philip Freeman

    158 views / 0 likes - added

    Join the Celtic druid Camma in her village as she conducts religious rites, serves as a healer, and mediates conflict between tribes.--As the sun rises in 55 BCE, Camma lays two pigeons on the altar at the center of her village. She wrings the birds necks

  • 03:38 Properties of Resistors - Christmas Lectures with Philip Morrison

    Properties of Resistors - Christmas Lectures with Philip Morrison

    193 views / 0 likes - added

    What's the relationship of a resistors size to its electrical resistance? And how does resistance change when resistors are set in a series or in parallel? Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the full lecture: http://www.

  • 02:04 Non-Euclidean Geometry of a Sphere - Christmas Lectures with Philip Morrison

    Non-Euclidean Geometry of a Sphere - Christmas Lectures with Philip Morrison

    278 views / 0 likes - added

    According to Euclidean geometry the angles of a triangle add up to 180 degrees. Philip Morrison shows an example of where this isn't true, and non-Euclidean geometry applies. Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1968/gulliv

  • 05:51 The Mathematics of Walking and Gait - Christmas Lectures with Philip Morrison

    The Mathematics of Walking and Gait - Christmas Lectures with Philip Morrison

    250 views / 0 likes - added

    Just like the extent of the swing of a pendulum is proportional to the length of the pendulum, the pace of an animal walking is proportional to the length of the leg of the animal. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Watch the

  • 04:34 It's Quiet Uptown [Hamilton ANIMATIC]

    It's Quiet Uptown [Hamilton ANIMATIC]

    219 views / 0 likes - added

    The song describes Alexander Hamilton and his wife Eliza's grief as they try to accept their son Philip's death. This "hushed instrumental" sees them "reflect on everything that has happened over the course of their lives together." As Hamilton and Eliza

  • 06:09 General Relativity Explained in 7 Levels of Difficulty

    General Relativity Explained in 7 Levels of Difficulty

    55 views / 0 likes - added

    Go to https://curiositystream.com/minutephysics get access to CuriosityStream AND Nebula (where you can watch the extended version of this video), plus you'll get a 26% discount on an annual subscription.This video covers the General theory of Relativity,

  • 05:23 Popular The Fungi in Your Future

    The Fungi in Your Future

    830 views / 1 likes - added

    From bricks to furniture to leather, mushrooms can be made into a wide variety of materials. Philip Ross, of the San Fransisco based start-up, MycoWorks, explains how his company aims to fashion fungus into environmentally friendly clothing or structures

  • 11:20 How Drones Catch Whale Snot for Biology Research | WIRED

    How Drones Catch Whale Snot for Biology Research | WIRED

    130 views / 1 likes - added

    Whale research is difficult, but a conservation organization is trying to make it a bit easier with drones. WIRED's Matt Simon talks with Ocean Alliance CEO Iain Kerr about the benefits of flying the "SnotBot" into a whale's blow spout.Still havent subscr

  • 01:14 Sequin Illusion

    Sequin Illusion

    141 views / 0 likes - added

    Best Illusion of the Year Contest - 2018Title: Sequin IllusionAuthors: Yi-Tsen Kuo and Philip Tseng. Taiwan

  • 01:15 Sequin Illusion

    Sequin Illusion

    123 views / 0 likes - added

    Best Illusion of the Year Contest - 2018Title: Sequin IllusionAuthors: Yi-Tsen Kuo and Philip Tseng. Taiwan

  • 54:42 Quantum Biology: An Introduction

    Quantum Biology: An Introduction

    313 views / 0 likes - added

    What is quantum biology? Philip Ball explains how strange quantum effects take place in the messy world of biology, and how these are behind familiar biological phenomena such as smell, enzymes and bird's migration. Subscribe for regular science videos: h

  • 02:21 Cristofori Piano: Sonata number 6 by Lodovico Giustini

    Cristofori Piano: Sonata number 6 by Lodovico Giustini

    455 views / 0 likes - added

    Dongsok Shin performs the Giga of Sonata number 6 in B flat major by Lodovico Giustini (1685-1743) on the earliest known surviving piano, made by the instrument's inventor, Bartolomeo Cristofori (1655-1731), in Florence, 1720. This sonata is from the 12 S

  • 02:38 Why the U.S. Army Guarded the 23 Remaining American Buffalo

    Why the U.S. Army Guarded the 23 Remaining American Buffalo

    456 views / 0 likes - added

    In 1882, General Philip Sheridan's expedition to the protected buffalo haven in Yellowstone National Park revealed a gruesome reality: Poachers were continuing to slaughter the last remnants of America’s big-game icon. He then called in the U.S. Army to i

  • 03:26 Top Robotic Technologies of 2018

    Top Robotic Technologies of 2018

    394 views / 0 likes - added

    The editors of Science Robotics have chosen the most exciting robotic technologies for the last year. These are just five of 2018's top advancements. Want to read more? Check out the paper- http://robotics.sciencemag.org/content/4/26/eaaw1826 CREDITS ----

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  • 10:06 Popular What Happened Before History? Human Origins

    What Happened Before History? Human Origins

    740 views / 2 likes - added

    Use the URL: http://www.audible.com/nutshell to get a free audiobook and 30 days free trial and support this channel. Thanks a lot to Audible for supporting us! Humans. We have been around for a while now. When we think about our past we think about ancie

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  • 04:17 One Day More! - Les Misrables - 10th Anniversary Concert

    One Day More! - Les Misrables - 10th Anniversary Concert

    109 views / 0 likes - added

    "One Day More" performed by Colm Wilkinson, Michael Ball, Judy Kuhn, Lea Salonga, Michael Maguire, Philip Quast, Jenny Galloway, Alun Armstrong, Adam Searles, full company and choir with The Royal Philharmonic Orchestra conducted by David Charles Abell fo

  • 12:08 Roman Emperors | Realistic Facial Recreations Using AI and Photoshop (3rd Century CE, Part 1)

    Roman Emperors | Realistic Facial Recreations Using AI and Photoshop (3rd Century CE, Part 1)

    111 views / 0 likes - added

    Hello everyone and welcome back to another episode of facial recreations of Roman emperors by Haroun Binous. So far, we have seen 22 emperors across the span of two centuries and we're now moving onto the 3rd century. This century has seen as many as 32 m

  • 05:58 Can You Crack This Four Card Code?

    Can You Crack This Four Card Code?

    439 views / 0 likes - added

    A surprisingly tricky card riddle. You'll need to put your thinking caps on for this one. Hi! I'm Jade. I'm an Aussie with a Bachelor's degree in Applied Physics. After three years and over 100 lab sessions, I realized I'm terrible at experiments. So now

  • 12:34 The Giant Dinosaur That Was Missing a Body

    The Giant Dinosaur That Was Missing a Body

    182 views / 0 likes - added

    From end to end, its forelimbs alone measured an incredible 2.4 meters long and were tipped with big, comma-shaped claws. But other than its bizarre arms, very little material from this dinosaur had been found: no skull, no feet, almost nothing that could

  • 03:39 What would a world without humans be like? | BBC Ideas

    What would a world without humans be like? | BBC Ideas

    70 views / 0 likes - added

    What would happen if there were no humans on planet Earth? What if all humans disappeared? What would a world without people be like? In a world without humans, what would happen to animals and nature? What would survive? What would thrive?With scientific

  • 03:18 'Mental toughness is the secret to success' | BBC Ideas

    'Mental toughness is the secret to success' | BBC Ideas

    82 views / 0 likes - added

    British gold medal-winning sprinter and former gymnast Asha Philip tells the story of her success - and her tough journey along the way.Want to watch more like this? Four secrets from sports psychology you can use in everyday life https://www.youtube.com/

  • 02:11 The Peculiar World of Dental Manikins

    The Peculiar World of Dental Manikins

    317 views / 0 likes - added

    Ever wonder how dentists get experience before practicing on live humans? For nearly 100 years, Columbia Dentoform has been handcrafting "patient simulators" for dental students. We got a tour of their factory from 41-year veteran Philip Briales. Manufact

  • 10:30 How an opera gets made

    How an opera gets made

    118 views / 0 likes - added

    Vox gets a peek behind the scenes at the Metropolitan Opera. Become a Video Lab member! http://bit.ly/video-lab Akhnaten is a modern opera by Philip Glass, first performed in 1984. It tells the story, through a minimalist and mesmerizing score, of the Egy

  • 06:22 The Unreasonable Efficiency of Black Holes

    The Unreasonable Efficiency of Black Holes

    295 views / 0 likes - added

    Thanks to https://brilliant.org/minutephysics for sponsoring this video! Check out their black hole course at http://brilliant.org/minutephysicsblackhole Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: ht

  • 08:14 Former Royal Chef Reveals Queen Elizabeth's Fave Meal And The One Thing She Hates

    Former Royal Chef Reveals Queen Elizabeth's Fave Meal And The One Thing She Hates

    171 views / 0 likes - added

    Darren McGrady was the personal chef to Queen Elizabeth II, Prince Philip, Princess Diana, and Princes William and Harry—a family with notoriously specific food needs—for 15 years. In this limited series, Chef McGrady will walk you through the

  • 02:25 a-ha - TAKE ON ME but with TESLA COILS

    a-ha - TAKE ON ME but with TESLA COILS

    130 views / 1 likes - added

    Challenge accepted: a-ha - Take On Me on musical tesla coils! Please, subscribe to collaborate even more with new videos. For those who did not understand what is going on this video, here's a brief explanation: The main loud music really comes from the t

  • 10:46 The Spanish Empire, Silver,&Runaway Inflation: Crash Course World History #25

    The Spanish Empire, Silver,&Runaway Inflation: Crash Course World History #25

    512 views / 0 likes - added

    In which John Green explores how Spain went from being a middling European power to one of the most powerful empires on Earth, thanks to their plunder of the New World in the 16th and 17th centuries. Learn how Spain managed to destroy the two biggest pre-

  • 02:11 Should You Use Hydrogen Peroxide To Clean Wounds?

    Should You Use Hydrogen Peroxide To Clean Wounds?

    379 views / 0 likes - added

    Hydrogen Peroxide: It fizzes, it stings, but does it actually do you any good? Find out on this week's Quick Question! Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo t

  • 11:27 The Natives and the English - Crash Course US History #3

    The Natives and the English - Crash Course US History #3

    506 views / 0 likes - added

    In which John Green teaches you about relations between the early English colonists and the native people the encountered in the New World. In short, these relations were poor. As soon as they arrived, the English were in conflict with the native people.

  • 03:00 The Scientific Power Of Meditation

    The Scientific Power Of Meditation

    552 views / 0 likes - added

    How exactly does meditation affect your body? GET THE BOOK! http://asapscience.com/book SUBSCRIBE: http://bit.ly/10kWnZ7 Written by: Rachel Salt, Gregory Brown and Mitchell Moffit FOLLOW US--- Instagram and Twitter: @whalewatchmeplz and @mitchellmoffit Cl

  • 03:52 Top 7 Movie Songs on TESLA COILS

    Top 7 Movie Songs on TESLA COILS

    75 views / 0 likes - added

    Challenge accepted: Top 7 Movie Songs on TESLA COILS Suggestions? type it in the comments below :D Please, subscribe to collaborate even more with new videos. For those who did not understand what is going on this video, here's a brief explanation: The ma

  • 03:55 Crazy Lake Experiment

    Crazy Lake Experiment

    376 views / 0 likes - added

    1 tablespoon of olive oil destroys half an acre of waves on this lake. What The Physics?! Subscribe: http://youtube.com/whatthephysics?sub... ↓Want more info?↓ Try a mini version of this at home: https://youtu.be/ho0o7H6dXSU CREDITS: Host, Writer, Animato

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  • 08:42 9 Weird Ways Animals See The World

    9 Weird Ways Animals See The World

    448 views / 0 likes - added

    Eyes have been around for a long time, like... half a billion years or so... and in that time, animals have evolved lots of crazy and amazing ways to observe the world around them! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron

  • 39:16 SciShow Talk Show: Kallie Moore, Ancient Life, And A Dragon

    SciShow Talk Show: Kallie Moore, Ancient Life, And A Dragon

    507 views / 1 likes - added

    SciShow Talk Show: where Hank talks to interesting people about interesting things! In this episode Hank and Collections Manager Kallie Moore talk ancient life, careers in science, and dragons. Check out the collection Kallie Moore manages at: http://hs.u

  • 11:00 Why Cosmic Evolution Matters: Crash Course Big History #201

    Why Cosmic Evolution Matters: Crash Course Big History #201

    276 views / 0 likes - added

    Crash Course Big History is back! It turns out, we couldn't tell all of the 13.8 billion years of the history of the universe in 10 Crash Course Episodes. So, Big History host Emily Graslie has returned to add 6 more episodes that look at why the stuff we

  • 06:30 Bohemian Rhapsody: Star Wars Edition

    Bohemian Rhapsody: Star Wars Edition

    598 views / 1 likes - added

    Press "CC" in the player for the lyrics! Based on "Bohemian Rhapsody" by Queen and STAR WARS created by George Lucas. Performed by the Star Wars cosplayers of the Arizona geek community! Produced by the Students and Faculty of the Digital Video Program at

  • 02:35 Why Do We Get Freckles?

    Why Do We Get Freckles?

    372 views / 0 likes - added

    Your parents may have told you that every freckle on your face was a kiss from an angel, but SciShow is here to ruin that delusion for you. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow -

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  • 02:48 How Can I Make A Traffic Light Turn Green?

    How Can I Make A Traffic Light Turn Green?

    496 views / 0 likes - added

    If you've ever been stuck at a red light on a country road, you know it can be annoying. No other cars for miles, but you can't shake the feeling that if you run the light, one will appear out of nowhere and slam into you. Today we have some tips that mig

  • 13:33 SciShow: Bees Compilation

    SciShow: Bees Compilation

    421 views / 2 likes - added

    We are in spring! And with spring come bees! In this episode of SciShow Compilation we bring the best episodes of bees and honey! Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ----------

  • 36:39 Playing 10000 Marbles - Marble Machine X #146

    Playing 10000 Marbles - Marble Machine X #146

    72 views / 0 likes - added

    Trying to play 10000 Marbles without fail! Will the Marble Machine X be able to do it? Video edited by Hannes Knutsson & Martin https://instagram.com/hannesknutsson Support the Marble Machine X Project: http://www.patreon.com/wintergatan https://teesp

  • 01:55 Seven Nation TESLA COIL Army

    Seven Nation TESLA COIL Army

    187 views / 0 likes - added

    Challenge accepted: The White Stripes - Seven Nation Army on musical tesla coils! Please, subscribe to collaborate even more with new videos. For those who did not understand what is going on this video, here's a brief explanation: The main loud music rea

  • 11:58 Ford, Cars, and a New Revolution: Crash Course History of Science #28

    Ford, Cars, and a New Revolution: Crash Course History of Science #28

    124 views / 0 likes - added

    Historians love to debate each other. So some of them pointed out that the first half of this revolution looks a lot different from the second. Let's chat about industry, cars, and Henry Ford.***Crash Course is on Patreon! You can support us directly by s

  • 13:15 The New Chemistry: Crash Course History of Science #18

    The New Chemistry: Crash Course History of Science #18

    100 views / 0 likes - added

    One of the problems with the whole idea of a single Scientific Revolution is that some disciplines decided not to join any revolution. And others just took a long time to get there. ***Crash Course is on Patreon! You can support us directly by signing up

  • 12:51 Biology Before Darwin: Crash Course History of Science #19

    Biology Before Darwin: Crash Course History of Science #19

    115 views / 0 likes - added

    Youve probably heard of Charles Darwin, but before we get to him, you really need to understand how different people, throughout the seventeenth and eighteenth centuries, tried to answer the same question: what is life? ***Crash Course is on Patreon! You

  • 05:55 Marble Machine X Plays Drums!

    Marble Machine X Plays Drums!

    176 views / 0 likes - added

    ”Yes!!! It works :) Check out the MMX Poster Here: https://teespring.com/stores/wintergatan I made a track to show the drums, you can download it for free here: https://wintergatan.bandcamp.com/ This was really difficult to achieve, i had to make se

  • 12:33 Electricity: Crash Course History of Science #27

    Electricity: Crash Course History of Science #27

    114 views / 0 likes - added

    The study of electricity goes all the way back to antiquity. But, by the time electricity started to become more well known, a few familiar names started to appear. Edison, Galvani, and a few others really changed the way the world worked. ***Crash Course

  • 05:37 The Joy of Cooking Asteroids

    The Joy of Cooking Asteroids

    188 views / 0 likes - added

    Please support our video productions: http://www.patreon.com/scifriThe idea of mining Mars, the moon, or an asteroid for its mineral or water resources isn't far-fetched. NASA, the ESA, and several commercial enterprises already have missions in various s

  • 12:29 Thermodynamics: Crash Course History of Science #26

    Thermodynamics: Crash Course History of Science #26

    99 views / 0 likes - added

    It's time to heat things up! LITERALLY! It's time for Hank to talk about the history of Thermodynamics!!! It's messy and there are a lot of people who came up with some ideas that worked and other that didn't and then some ideas that should have come firs

  • 02:33 Popular Why Do We Sneeze?

    Why Do We Sneeze?

    780 views / 1 likes - added

    Everyone does it, but why? In this episode of SciShow Quick Questions you get the answers! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow Dooblydoo thanks go to the following Patreon s

  • 04:17 Bleaching In The Great Barrier Reef, And A Zika Update

    Bleaching In The Great Barrier Reef, And A Zika Update

    296 views / 0 likes - added

    This week on SciShow news we have some very unfortunate reports from scientists concerning the Great Barrier Reef. However, scientists have also created a 3-D model of Zika Virus, which is one step towards finding out how it functions. El Niño annotation:

  • 12:02 Genetics - Lost and Found: Crash Course History of Science #25

    Genetics - Lost and Found: Crash Course History of Science #25

    90 views / 0 likes - added

    Sometimes trail blazers of science aren't famous like Darwin or Pasteur. Sometimes they're humble Abbots, just growing peas in the back of their Abbey. This is the story of Gregor Mendel and how his work was done, lost, then found again. ***Crash Course i

  • 12:16 The New Anatomy: Crash Course History of Science #15

    The New Anatomy: Crash Course History of Science #15

    101 views / 0 likes - added

    Theres a question to consider thats pretty daunting: what is life? And to try to answer that question, three tools stand out as being especially useful: A book, some experiments, and the microscope! In this episode, Hank talks to us about all kinds of gro

  • 08:47 How to Check Election Results (feat. Pólya's Urn) - Numberphile

    How to Check Election Results (feat. Pólya's Urn) - Numberphile

    442 views / 0 likes - added

    Professor Ron Rivest discusses a technique for post election audits - taking small samples and using Pólya's Urn. See our other election video with Prof Rivest: https://youtu.be/BYRTvoZ3Rho Perils of e-Voting on Computerphile: https://youtu.be/w3_0x6oaDmI

  • 11:02 Ancient Games: Crash Course Games #2

    Ancient Games: Crash Course Games #2

    437 views / 0 likes - added

    From the ancient Egyptian game of Senet to the Aztec’s Patolli, games have been played since the beginning of civilization. Today, your host Andre Meadows is going to take a look at a few of these games, including some that are actually still played today

  • 03:07 Where Does Your Music Taste Come From?

    Where Does Your Music Taste Come From?

    450 views / 0 likes - added

    Whether you're a Beyonce fan or faithfully following Phish- your personal taste in music is probably all linked to your memories. Hosted by: Olivia Gordon ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow --------

  • 13:44 Earth Science: Crash Course History of Science #20

    Earth Science: Crash Course History of Science #20

    146 views / 0 likes - added

    It's Earth Science time!!!! In this field, natural philosophers were asking questions like, whats up with fossils? Are they the remains of extinct organisms? Or are they so-called sports of naturerocks that just happen to look like living things but dont

  • 02:13 Why Shouldn't You Take Medicine With Grapefruit Juice?

    Why Shouldn't You Take Medicine With Grapefruit Juice?

    527 views / 1 likes - added

    If you’ve taken prescription medication, have you ever noticed the strange disclaimer, "don't take with grapefruit juice"? There is a very good reason for that! Hank Green explains in this episode of SciShow Quick Questions! Hosted by: Hank Green --------

  • 09:39 Major Sociological Paradigms: Crash Course Sociology #2

    Major Sociological Paradigms: Crash Course Sociology #2

    476 views / 0 likes - added

    This week we introduce sociology’s three major theoretical paradigms, and some of the advantages and disadvantages of each paradigm. Crash Course is made with Adobe Creative Cloud. Get a free trial here: https://www.adobe.com/creativecloud.html *** Crash

  • 12:29 The Industrial Revolution: Crash Course History of Science #21

    The Industrial Revolution: Crash Course History of Science #21

    122 views / 0 likes - added

    You probably know some of the signs of industrialization in the nineteenth century: Trains connected cities, symbolizing progress. But they also brought about the destruction of rural lands, divisions between social classes, and rapid urbanization. But th

  • 13:50 Newton and Leibniz: Crash Course History of Science #17

    Newton and Leibniz: Crash Course History of Science #17

    103 views / 0 likes - added

    The standard story of the Scientific Revolution culminates with the long life of one man: Sir Isaac Newtona humble servant of the Royal Mint, two-time parliamentarian, and a scientific titan whose name, along with Einsteins, is synonymous with physics tod

  • 10:24 Nuclear Physics: Crash Course Physics #45

    Nuclear Physics: Crash Course Physics #45

    364 views / 0 likes - added

    Take the PBS Digital Studios annual survey: http://surveymonkey.com/r/pbsds2017 It's time for our second to final Physics episode. So, let's talk Einstein and Nuclear Physics. What does E=MC2 actually mean? Why is it so useful to us as physicists and huma

  • 03:08 What Are Scars?

    What Are Scars?

    281 views / 0 likes - added

    Almost everyone has a scar that tells a story, but have you ever wondered why exactly scars form in the first place? Warning: There are some graphic images of scars in this episode. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on

  • 12:45 If You Don't Understand Quantum Physics, Try This!

    If You Don't Understand Quantum Physics, Try This!

    141 views / 0 likes - added

    A simple and clear explanation of all the important features of quantum physics that you need to know. Check out this video's sponsor https://brilliant.org/dos I have spent a lot of time thinking about how best to explain quantum physics and this is the r

  • 10:27 Why Human Ancestry Matters: Crash Course Big History 205

    Why Human Ancestry Matters: Crash Course Big History 205

    271 views / 0 likes - added

    This week, Emily Graslie is teaching you about human ancestry and geneaology, how we got to be the species we are, and why that matters in our zoomed out look at Big History. For more information, visit the Big History Project: http://www.bighistoryprojec

  • 05:04 Fish Pee: The Coral Reef Superfood

    Fish Pee: The Coral Reef Superfood

    554 views / 1 likes - added

    Fish consider the ocean their own personal toilet. Well, researchers found out that's not such a bad thing! Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to

  • 02:07 Why Don't We Have Elbowcaps?

    Why Don't We Have Elbowcaps?

    468 views / 0 likes - added

    Arms and legs are pretty similar, from the amount of bones they have to the way their joints bend, but your legs have one thing your arms don't: kneecaps. Ever wonder why? Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreo

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  • 12:22 Sula: Crash Course Literature #9

    Sula: Crash Course Literature #9

    374 views / 0 likes - added

    This week, John is talking about Toni Morrison's novel of friendship, betrayal, and loss, Sula. Sula tells the story of two African American girls, the town where they grew up, the tragic even that was central to their youth, and the very different people

  • 10:41 Why its impossible to make a red bubble or IS it?!

    Why its impossible to make a red bubble or IS it?!

    39 views / 0 likes - added

    Take a look at a bubble and youll see all the colors of the rainbow... right? WRONG. Bubbles are actually missing colors!Check out Self-Evident on PBS Voices: https://youtu.be/Bwsne4eMVyUMy Patreon! https://www.patreon.com/physicsgirlIf you liked this vid

  • 13:30 Degrees of Freedom and Effect Sizes: Crash Course Statistics #28

    Degrees of Freedom and Effect Sizes: Crash Course Statistics #28

    96 views / 0 likes - added

    Today we're going to talk about degrees of freedom - which are the number of independent pieces of information that make up our models. More degrees of freedom typically mean more concrete results. But something that is statistically significant isn't alw

  • 05:31 How 18th-Century Medicine Killed George Washington

    How 18th-Century Medicine Killed George Washington

    596 views / 4 likes - added

    What killed George Washington? Turns out it was probably related to the bloodletting and other 18th-century medicine his doctors applied. Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow Dooblydoo thanks go to the following

  • 13:10 Darwin and Natural Selection: Crash Course History of Science #22

    Darwin and Natural Selection: Crash Course History of Science #22

    104 views / 0 likes - added

    "Survival of the Fittest" sounds like a great WWE show but today we're talking about that phrase as it relates to Charles Darwin and Alfred Wallace. Darwin and Wallace are at the heart of understanding evolution and natural selection. Today, Hank talks ab

  • 02:23 Why Do My Eyes Glow Red In Photos?

    Why Do My Eyes Glow Red In Photos?

    527 views / 0 likes - added

    You know how sometimes your eyes glow bright red in photos, making you look like a scary demon and ruining a priceless family memory? Well, there's a pretty cool reason it happens and ways to stop it! Learn about both in today's QQ! Hosted by: Michael Ara

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  • 04:10 Mind-Controlled Limbs And Home-Made Skin

    Mind-Controlled Limbs And Home-Made Skin

    541 views / 0 likes - added

    In the field of medical prosthetics, things are changing quickly. Learn about mind-controlled limbs, and research that suggests that we may be able to go high-tech with low-cost materials. Visit http://www.audible.com/scishow for your free 30-day trial! L

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  • 12:47 The Mind/Brain: Crash Course History of Science #30

    The Mind/Brain: Crash Course History of Science #30

    75 views / 0 likes - added

    Scientists in the nineteenth century discovered a lot about life and matter. But exactly what kind of stuff is the human brain? That one wasand istricky.The brain scienceswith experiments and therapies tied to biological theories of the bodyemerged in the

  • 11:04 Chi-Square Tests: Crash Course Statistics #29

    Chi-Square Tests: Crash Course Statistics #29

    104 views / 0 likes - added

    Today we're going to talk about Chi-Square Tests - which allow us to measure differences in strictly categorical data like hair color, dog breed, or academic degree. We'll cover the three main Chi-Square tests: goodness of fit test, test of independence,

  • 09:31 The Lumiere Brothers: Crash Course Film History #3

    The Lumiere Brothers: Crash Course Film History #3

    365 views / 0 likes - added

    As cinema started to take off, things like "single viewer" devices weren't going to cut it as the medium advanced. In this episode of Crash Course Film History, Craig talks to us about the Lumiere brothers, their invention of the Cinematographe, and the i

  • 11:48 Marie Curie and Spooky Rays: Crash Course History of Science #31

    Marie Curie and Spooky Rays: Crash Course History of Science #31

    128 views / 0 likes - added

    It's time to talk about one of the most awesome scientists that has ever been awesome: Marie Curie. She figured out ways to get an amazing education despite the limitations of her homeland, discovered some really important answers to the question "what is

  • 10:51 The Pokémon Phenomenon: Crash Course Games #28

    The Pokémon Phenomenon: Crash Course Games #28

    409 views / 1 likes - added

    Today we’re going to do something a little bit different and take everything we’ve learned so far and apply it to a case study on (arguably) the biggest game franchise in the world: Pokémon. Now Pokémon, like a select few other games we’ve discussed in th

  • 11:04 Why Star Stuff Matters: Crash Course Big History 202

    Why Star Stuff Matters: Crash Course Big History 202

    330 views / 0 likes - added

    So, the stars made the elements, we're all made of star stuff, etc. But what does all this mean? This week Emily Graslie teaches you how the formation of chemical elements in the bellies of the earliest stars made life as we know it possible. Namely, we'l

  • 01:56 Do Negative-Calorie Foods Exist?

    Do Negative-Calorie Foods Exist?

    473 views / 0 likes - added

    We’ve all heard the rumor that certain foods provides less calories than it takes to digest. Is this true? Check out this SciShow Quick Question to find out! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www

  • 09:26 The SHOCKING Truth About Ben Franklin and the Kite

    The SHOCKING Truth About Ben Franklin and the Kite

    98 views / 0 likes - added

    Thank you to Target for supporting PBS. You can learn more at: https://target.com/communityShare your story today: https://to.pbs.org/3izZeXh More info and sources below Youve probably heard of Ben Franklin and the kite. But do you know the TRUE story of

  • 12:17 Why Early Globalization Matters: Crash Course Big History #206

    Why Early Globalization Matters: Crash Course Big History #206

    299 views / 0 likes - added

    Globalization has been in process for centuries, and has had a huge effect on Big History, and on Collective Learning. This week, Emily is investigating early globalization through three things that moved around the world and shaped collective learning in

  • 12:22 Creation from the Void: Crash Course Mythology #2

    Creation from the Void: Crash Course Mythology #2

    377 views / 0 likes - added

    Today on Crash Course Mythology we’re starting in on creation stories. This week, we’ll focus on the creation of the universe out of nothing, or Ex Nihlio creation. Basically, a god decides to make a universe out of nothing. We’ll look a

  • 02:46 Why Do We Jump In Our Sleep?

    Why Do We Jump In Our Sleep?

    370 views / 0 likes - added

    Learn why you may experience jumping in your sleep, and how you can prevent it! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon s

  • 02:41 Are Those Really Blackheads?

    Are Those Really Blackheads?

    289 views / 0 likes - added

    Do you just hate those little bumps all over your nose? Don’t be a hater, they’re just doing their job! Learn how in this SciShow Quick Question. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/sci

  • 12:05 You Know Im All About that Bayes: Crash Course Statistics #24

    You Know Im All About that Bayes: Crash Course Statistics #24

    94 views / 0 likes - added

    Today were going to talk about Bayes Theorem and Bayesian hypothesis testing. Bayesian methods like these are different from how we've been approaching statistics so far, because they allow us to update our beliefs as we gather new information - which is

  • 09:56 Sociology & the Scientific Method: Crash Course Sociology #3

    Sociology & the Scientific Method: Crash Course Sociology #3

    309 views / 0 likes - added

    What puts the “science” in social science? Today we’ll explore positivist sociology and how sociologists use empirical evidence to explore questions about the social world. We’ll also introduce two alternatives: interpretative sociology and critical socio

  • 02:26 Why Do I Get Dark Circles Under My Eyes?

    Why Do I Get Dark Circles Under My Eyes?

    438 views / 0 likes - added

    Look alive, you! Today we’re diving into the science behind dark circles under your eyes, and all the things that might cause them – tiredness included. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.

  • 11:45 Gambling: Crash Course Games #27

    Gambling: Crash Course Games #27

    296 views / 0 likes - added

    Today we’re going to talk about gambling. Now, gambling is interesting because it could be argued that gambling doesn’t even have anything to do with games. It’s usually about making money after all - which makes it much closer to work. But gambling defin

  • 12:51 Big Data Problems: Crash Course Statistics #39

    Big Data Problems: Crash Course Statistics #39

    126 views / 0 likes - added

    There is a lot of excitement around the field of Big Data, but today we want to take a moment to look at some of the problems it creates. From questions of bias and transparency to privacy and security concerns, there is still a lot to be done to manage t

  • 13:04 The Scientific Methods: Crash Course History of Science #14

    The Scientific Methods: Crash Course History of Science #14

    112 views / 0 likes - added

    Historically speaking, there is no one scientific method. Theres more than one way to make knowledge. In this episode we're going to look at a few of those ways and how they became more of the "norm."***Crash Course is on Patreon! You can support us direc

  • 11:14 Bayes in Science and Everyday Life: Crash Course Statistics #25

    Bayes in Science and Everyday Life: Crash Course Statistics #25

    120 views / 0 likes - added

    Today we're going to finish up our discussion of Bayesian inference by showing you how we can it be used for continuous data sets and be applied both in science and everyday life. From A/B testing of websites and getting a better understanding of psycholo

  • 09:01 Card Games: Crash Course Games #13

    Card Games: Crash Course Games #13

    432 views / 0 likes - added

    Today, we’re going to step away from video games and take a closer look at a game type that has been with us for over a millennium - card games. Since Tang Dynasty China, cards have proven to have quite the staying power spawning a countless variety of ga

  • 04:08 Popular Are Ancient Grains Really Better For You?

    Are Ancient Grains Really Better For You?

    2,003 views / 0 likes - added

    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 support

  • 09:15 The Future of Virtual Reality: Crash Course Games #21

    The Future of Virtual Reality: Crash Course Games #21

    384 views / 1 likes - added

    Today, we’re going to take a look at a seemingly cutting-edge technology that has actually been around for decades - virtual reality. Virtual reality devices have been introduced multiple times in the video game era, but they never seem to stick. But why

  • 03:11 Skateboarding Science: Master the Ollie!

    Skateboarding Science: Master the Ollie!

    497 views / 2 likes - added

    If most people got on a skateboard, they would roll forward slowly for a few feet, then fall down and break their wrists. But there are a proud few who can do some pretty amazing tricks on a board, and they use physics to pull them off. Today we're going

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  • 10:24 Why is there Social Stratification?: Crash Course Sociology #22

    Why is there Social Stratification?: Crash Course Sociology #22

    300 views / 0 likes - added

    As we get into our unit on stratification, we inevitably return to our old friends, the three sociological paradigms. How to structural functionalism, social conflict theory, and symbolic interactionism each think about stratification? How does ideology a

  • 07:23 The First Home Consoles: Crash Course Games #5

    The First Home Consoles: Crash Course Games #5

    283 views / 2 likes - added

    So last week Andre talked about Atari’s role in the rise of the video game industry, but Atari wasn’t the only major player in the 1970s. So we’re going to step back a few years and first talk about Ralph Baer who designed the first video game console - t

  • 11:36 The Dawn Of Video Games: Crash Course Games #3

    The Dawn Of Video Games: Crash Course Games #3

    410 views / 1 likes - added

    Over the next few episodes we’re going to talk about the history of video games. Today, we’re going to start with the first re-programmable computers in the 1940’s. Now, these computers were serious tools. They were for codebreaking and calculating artill

  • 08:47 Psychology of Gaming: Crash Course Games #16

    Psychology of Gaming: Crash Course Games #16

    301 views / 0 likes - added

    So we’ve talked a lot about what makes games so great in this series, but we haven’t really addressed the big question: why do we play games anyway? And well, the answer is pretty complicated, especially when you consider that some people really like card

  • 11:51 Supervised Machine Learning: Crash Course Statistics #36

    Supervised Machine Learning: Crash Course Statistics #36

    119 views / 0 likes - added

    We've talked a lot about modeling data and making inferences about it, but today we're going to look towards the future at how machine learning is being used to build models to predict future outcomes. We'll discuss three popular types of supervised machi

  • 09:52 Social Groups: Crash Course Sociology #16

    Social Groups: Crash Course Sociology #16

    350 views / 0 likes - added

    How do the groups that you're part of affect you? How do you, in turn, affect those groups? Today we are talking about how people in society come together with a look at social groups. We’ll look at what social groups are, the different kinds of groups th

  • 10:56 Unsupervised Machine Learning: Crash Course Statistics #37

    Unsupervised Machine Learning: Crash Course Statistics #37

    102 views / 0 likes - added

    Today we're going to discuss how machine learning can be used to group and label information even if those labels don't exist. We'll explore two types of clustering used in Unsupervised Machine Learning: k-means and Hierarchical clustering, and show how t

  • 11:27 The Normal Distribution: Crash Course Statistics #19

    The Normal Distribution: Crash Course Statistics #19

    105 views / 0 likes - added

    Today is the day we finally talk about the normal distribution! The normal distribution is incredibly important in statistics because distributions of means are normally distributed even if populations aren't. We'll get into why this is so - due to the Ce

  • 02:50 How Do Blacklights Make Things Glow?

    How Do Blacklights Make Things Glow?

    557 views / 0 likes - added

    Join Hank Green as he explains why blacklights make some things glow! 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 -- w

  • 10:27 Procrastination: Crash Course Study Skills #6

    Procrastination: Crash Course Study Skills #6

    351 views / 0 likes - added

    You’re on YouTube right now, but you should probably be studying or writing that research paper. But as long as you’re here, we’re going to help you figure out how to get the better of your desire to procrastinate in the future. Just don’t forget about us

  • 05:14 Popular How Airplanes Are Made

    How Airplanes Are Made

    1,108 views / 1 likes - added

    Behind-the-Scenes of an Airbus A350 being built! Thanks to the folks at Airbus for bringing me to France, Germany, & the UK to visit their headquarters and facilities and see so much incredible engineering. As you can probably tell from this video, I was

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  • 09:58 Game Design: Crash Course Games #19

    Game Design: Crash Course Games #19

    513 views / 0 likes - added

    Good game design is essential for a positive player experience whether it’s a board games, video game, or even dice game. So today, we’re going to take some time to give you an introductory overview of the process of creating a game, and talk about some o

  • 09:42 What Is Sociology?: Crash Course Sociology #1

    What Is Sociology?: Crash Course Sociology #1

    357 views / 0 likes - added

    Today we kick off Crash Course Sociology by explaining what exactly sociology is. We’ll introduce the sociological perspective and discuss how sociology differentiates itself from the other social sciences. We’ll also explore what sociology can do, and ho

  • 02:40 What Makes Sourdough Bread Sour?

    What Makes Sourdough Bread Sour?

    463 views / 0 likes - added

    With sandwiches and toast, sourdough bread always adds an extra accented flavor to your meals. But where does the signature tartness come from? Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/s

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  • 11:22 Comedies, Romances, and Shakespeare's Heroines: Crash Course Theater #16

    Comedies, Romances, and Shakespeare's Heroines: Crash Course Theater #16

    100 views / 0 likes - added

    This week we're continuing our discussion of William Shakespeare and looking at his comedies and romances. As well as something called problem plays. Some of his plays, they had problems. We'll also put on pants, escape to forest, and talk about Shakepear

  • 11:23 Intro to Big Data: Crash Course Statistics #38

    Intro to Big Data: Crash Course Statistics #38

    128 views / 0 likes - added

    Today, we're going to begin our discussion of Big Data. Everything from which videos we click (and how long we watch them) on YouTube to our likes on Facebook say a lot about us - and increasingly more and more sophisticated algorithms are being designed

  • 10:18 PC Gaming: Crash Course Games #20

    PC Gaming: Crash Course Games #20

    476 views / 1 likes - added

    Today, we're FINALLY going to talk about PC Gaming. So the personal computer is the precursor to the console, but it's not quite accurate to say that it just led to the console. PCs and the video games created on them have and continue to influence the re

  • 12:22 Why the Evolutionary Epic Matters: Crash Course Big History #203

    Why the Evolutionary Epic Matters: Crash Course Big History #203

    259 views / 0 likes - added

    Today we're talking about evolution–basically the history of all life on Earth. The thing is, why are we talking about this. Well, the story of life, all the way back to single celled microbes billions of years ago, is all part of our human story. An impo

  • 10:11 Sociology Research Methods: Crash Course Sociology #4

    Sociology Research Methods: Crash Course Sociology #4

    438 views / 0 likes - added

    Today we’re talking about how we actually DO sociology. Nicole explains the research method: form a question and a hypothesis, collect data, and analyze that data to contribute to our theories about society. Crash Course is made with Adobe Creative Cloud.

  • 13:23 The History of Game Shows: Crash Course Games #25

    The History of Game Shows: Crash Course Games #25

    274 views / 0 likes - added

    Today we're going to talk about game shows! Game shows have a long history going all the way back to the 1920s on the radio and then proliferating across media to the massive pop culture icons they are today. And they're different from most game genres we

  • 08:51 Taking Notes: Crash Course Study Skills #1

    Taking Notes: Crash Course Study Skills #1

    533 views / 0 likes - added

    The first step in honing your new study skills is to take better notes. This week Thomas will tell you everything you need to know to come to class prepared and find a note-taking system that will help you retain and review like a champ. Resources: Study

  • 02:06 What Causes Growing Pains?

    What Causes Growing Pains?

    449 views / 1 likes - added

    Growing Pains are real, but no one seems to know why exactly kids get them. Learn what we do know here on SciShow Quick Question! Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow Dooblydoo thanks go to the following Patreon

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  • 12:59 English Theater After Shakespeare: Crash Course Theater #17

    English Theater After Shakespeare: Crash Course Theater #17

    108 views / 0 likes - added

    You can learn more about CuriosityStream at https://curiositystream.com/crashcourseThis week on Crash Course Theater, Shakespeare is dead. Long live Shakespeare. Well, long live English theater, anyway. Actually, it's about to get banned. Anyway, we're di

  • 08:16 Educational Games: Crash Course Games #15

    Educational Games: Crash Course Games #15

    426 views / 0 likes - added

    Chess, Number Munchers, The Oregon Trail! Today, we’re going to talk about gaming’s role in education. Now technically all games have an educational component, because games are defined by their rules and players have to learn those rules to participate.

  • 09:33 The Future of Gaming: Crash Course Games #29

    The Future of Gaming: Crash Course Games #29

    405 views / 1 likes - added

    Welcome to the FINAL LEVEL of Crash Course Games! We thought it made the most sense to sign off this series by taking a look towards the future because you know... boss battles are supposed to be tough. Now we don’t know the future obviously, so this epis

  • Ancient & Medieval Medicine: Crash Course History of Science #9

    Ancient & Medieval Medicine: Crash Course History of Science #9

    115 views / 0 likes - added

    The history of medicine is about two of our big questions: one, what is life? What makes it so special, so fragile, so goopy!? Two, how do we know what we know? Why should I take my doctors advice? Why are deep-fried Oreos bad for me?It may be tempting to

  • 04:07 Antimicrobials Inspired By Animals

    Antimicrobials Inspired By Animals

    295 views / 0 likes - added

    The animal kingdom is diverse, fascinating, and even inspires the medical world! Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon

  • 03:05 Are Hand Dryers Sanitary?

    Are Hand Dryers Sanitary?

    349 views / 0 likes - added

    Public bathrooms are teeming with microbes! You know to wash your hands, but when choosing between a hand dryer or a paper towel to dry them off— what’s your cleanest bet? Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: h

  • 10:10 Skyscrapers, Statics, & Dynamics: Crash Course Engineering #26

    Skyscrapers, Statics, & Dynamics: Crash Course Engineering #26

    73 views / 0 likes - added

    What if you were on a high floor of a skyscraper and the building started swaying? Today well explore statics and dynamics, and what they mean for the structures we design. We look at the idea of static equilibrium, forces, and torques, and how free body

  • 10:30 Input Devices: Crash Course Games #24

    Input Devices: Crash Course Games #24

    271 views / 0 likes - added

    Today we’re going to talk about controllers. Controllers are incredibly important in the gaming experience because they are how we communicate actions within a game and often play a significant role in why we like or dislike certain games. And over the ye

  • 04:44 How Do You Make Memories?

    How Do You Make Memories?

    408 views / 0 likes - added

    What if you couldn’t remember anything past 30 seconds? Let us introduce you to a man named Henry Molaison who was diagnosed with anterograde amnesia. He couldn’t form new memories. Hosted by: Hank Green ---------- Support SciShow by becoming a patron on

  • 04:24 Retroviruses: Microbial Supervillains

    Retroviruses: Microbial Supervillains

    281 views / 0 likes - added

    Forget your Hans Grubers, Lord Voldemorts, and Hannibal Lecters. It’s time to meet some real supervillains. They’re called retroviruses, and they actually change their host cell’s DNA. Hosted by: Michael Aranda ---------- Support SciShow by becoming a pat

  • 12:35 The New Astronomy: Crash Course History of Science #13

    The New Astronomy: Crash Course History of Science #13

    120 views / 0 likes - added

    This week on Crash Course: History of the Scientific Revolutionastronomical anomalies accrued. Meanwhile, in Denmarkan eccentric rich dude constructed not one but two science castles! And his humble German assistant synthesized a lot of new, old, and bold

  • 12:02 The Olympics, FIFA, and why we love sports: Crash Course Games #17

    The Olympics, FIFA, and why we love sports: Crash Course Games #17

    357 views / 1 likes - added

    Today, John Green is going to be your substitute teacher as we dive into the world of sports! Now “sports” is a pretty broad genre of game, we probably couldn’t even cover them in an entire series, but today we’re going to do our best to look at the origi

  • 09:51 3 People Who Probably Saved Your Life

    3 People Who Probably Saved Your Life

    471 views / 0 likes - added

    Today we are talking about 3 scientists who, through their collective inventions and discoveries, have saved millions of lives. Hosted by: Michael Aranda Annotation How Measles Made a Comeback https://youtu.be/kjFPUoIXd80 ---------- Support SciShow by bec

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  • 03:30 How Do Touchscreens Work?

    How Do Touchscreens Work?

    365 views / 0 likes - added

    Ever wonder how your finger can magically control your smartphone screen? We explain in this episode of SciShow. Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo tha

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  • 09:24 The Impacts of Social Class: Crash Course Sociology #25

    The Impacts of Social Class: Crash Course Sociology #25

    297 views / 0 likes - added

    This week we are building on last week’s outline of American stratification to explore how class differences affect people’s daily lives. We’ll explore variations in everything from values & beliefs to health outcomes, and look at how these things can per

  • Alchemy: History of Science #10

    Alchemy: History of Science #10

    87 views / 0 likes - added

    In fantasy stories, charlatans in fancy robes promise to turn lead into gold. But real alchemists werent just mystical misers. They were skilled experimentalists, backed by theories of matter. And they played a huge role in the development of knowledge ab

  • 11:08 Handhelds: Crash Course Games #23

    Handhelds: Crash Course Games #23

    444 views / 0 likes - added

    Today, we’re going to talk about the gaming devices that combine the screen, speakers, controls, and computer into one neat little package - that’s right we’re talking about handheld game consoles. Handhelds have actually been around since the mid 1970s,

  • 12:00 Open World Games: Crash Course Games #22

    Open World Games: Crash Course Games #22

    395 views / 0 likes - added

    Today we’re going to talk about open world games. Open world games are different than most video games because although they often have goals and tasks, they usually encourage what is known as “emergent stories.” These are stories that weren’t planned by

  • 04:56 Why Do We Have Leap Years?

    Why Do We Have Leap Years?

    451 views / 0 likes - added

    So it's February 29th and we have 366 days this year instead of 365- what's the deal with Leap Years? ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon suppo

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  • 02:57 Are Multivitamins Really Good For You?

    Are Multivitamins Really Good For You?

    286 views / 0 likes - added

    People spend billions of dollars every year trying to boost their health with multivitamins- but are they actually good for you? Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow --------

  • 11:31 When a Billion Years Disappeared

    When a Billion Years Disappeared

    119 views / 0 likes - added

    In some places, the rocks below the Great Unconformity are about 1.2 billion years older than those above it. This missing chapter in Earths history might be linked to a fracturing supercontinent, out-of-control glaciers, and maybe the diversification of

  • 10:19 When Fish Wore Armor

    When Fish Wore Armor

    246 views / 0 likes - added

    Check out Hot Mess: https://www.youtube.com/channel/UCsaEBhRsI6tmmz12fkSEYdw 420 million years ago, some fish were more medieval. They wore armor, sometimes made of big plates, and sometimes made of interlocking scales. But that armor may actually have se

  • 09:26 Planning & Organization: Crash Course Study Skills #4

    Planning & Organization: Crash Course Study Skills #4

    300 views / 1 likes - added

    The best way to make sure you’re making the most of the time you have is to start off well organized. This week we’re talking about planning and organizational systems and how to set yourself up for success. Resources: Planning Mode vs. Robot Mode: https:

  • 11:30 Why Human Evolution Matters: Crash Course Big History 204

    Why Human Evolution Matters: Crash Course Big History 204

    428 views / 0 likes - added

    This week on Crash Course Big History, Emily is talking about process of human evolution, and the knack for innovation that has allowed humans to become so dominant on the Earth. Human innovation, and the ability to build on those innovations generation a

  • 05:08 What's the Difference Between Baking Powder and Baking Soda?

    What's the Difference Between Baking Powder and Baking Soda?

    389 views / 0 likes - added

    Powder vs. Soda: an important distinction! Hosted by: Hank Green Learn more about sourdough: https://www.youtube.com/watch?v=Ug5RlajQ7Ds Want your own SciShow apron?: https://store.dftba.com/products/scishow-apron ---------- Support SciShow by becoming a

  • 08:59 Studying for Exams: Crash Course Study Skills #7

    Studying for Exams: Crash Course Study Skills #7

    264 views / 0 likes - added

    It turns out that saving all of your studying until after midnight on the night before your big exam is not actually a great way to prepare. Today, Thomas explains some test prep strategies that actually work. Crash Course is made with Adobe Creative Clou

  • 09:14 How the Egg Came First

    How the Egg Came First

    137 views / 0 likes - added

    The story of the egg spans millions of years, from the first vertebrates that dared to venture onto land to todays mammals, including the platypus, and of course birds. Like chickens? Were here to tell you: The egg came first.Thanks to Fabrizio de Rossi f

  • 06:37 The right way to play Monopoly

    The right way to play Monopoly

    107 views / 0 likes - added

    How do you win Monopoly? And how do you keep it fun at the same time?Subscribe to our channel! http://goo.gl/0bsAjOIs there a right way to play Monopoly?Brian Valentine takes a stab at the answer he was the United States representative to the 2015 World M

  • 03:40 Pneumatic Tubes: Transportation Of The Past... And Future?

    Pneumatic Tubes: Transportation Of The Past... And Future?

    485 views / 0 likes - added

    Wouldn’t it be nice if our transportation was as sleek as in The Jetsons or Futurama? Flying cars are cool, but what about a giant network of human-sized tubes that run through buildings and across entire cities? Well guess what? The future may not be as

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  • 10:10 Role-playing Games: Crash Course Games #18

    Role-playing Games: Crash Course Games #18

    380 views / 2 likes - added

    Today, we’re going to explore the world of role-playing games. Role-playing games are different than most, because they’re technically a form of interactive storytelling with one player managing the game as the game master (or dungeon master), and all of

  • 10:47 Sega And More Mature Video Games: Crash Course Games #8

    Sega And More Mature Video Games: Crash Course Games #8

    699 views / 5 likes - added

    So we ended the last episode nearing the close of the 1980s and Nintendo had become the dominant player in the home console market, but Sega, originally a slot machine game company during World War 2, was looking to get its own console into players’ homes

  • 08:25 Board Games: Crash Course Games #14

    Board Games: Crash Course Games #14

    413 views / 0 likes - added

    Today, we’re going to talk about board games, but instead of trying to trace their histories, which we’ve already covered a bit of in ep2 on ancient games, we’re going to look really closely at just two board games - Monopoly and The Settlers of Catan. Th

  • 08:36 The Rise and Fall of the Tallest Mammal to Walk the Earth

    The Rise and Fall of the Tallest Mammal to Walk the Earth

    113 views / 0 likes - added

    It arose from rhino ancestors that were a lot smaller, but Paraceratherium would take a different evolutionary path. Believe it or not, it actually became so big that it probably got close to what scientists think might be the actual upper limit for a lan

  • 07:58 Why Do More Species Live Near the Equator?

    Why Do More Species Live Near the Equator?

    356 views / 0 likes - added

    Go to http://Raceforretirement.com and see how the action gap affects you. Follow all of our Peru adventures on this playlist: http://bit.ly/SmartPeru ↓ More info and sources below ↓ Special thanks to Rainforest Expeditions for hosting us! Visit http://ww

  • 05:09 How We Eradicated Cattle Plague

    How We Eradicated Cattle Plague

    263 views / 1 likes - added

    As a species, we’re getting better at preventing viral diseases. But eradication or, eliminating them completely is much harder. So how did we eradicate the Cattle Plague? Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: h

  • 09:30 Blood Vessels, Part 1 - Form And Function: Crash Course A&P #27

    Blood Vessels, Part 1 - Form And Function: Crash Course A&P #27

    564 views / 0 likes - added

    Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer structure of your blood vessels. We're also going over how those structures differ slightly in dif

  • 08:55 The Giant Bird That Got Lost in Time

    The Giant Bird That Got Lost in Time

    269 views / 1 likes - added

    The California condor is the biggest flying bird in North America, a title that it has held since the Late Pleistocene Epoch. It's just one example of an organism that we share the planet with today that seems lost in time, out of place in our world. Than

  • 09:58 The Forgotten Story of the Beardogs

    The Forgotten Story of the Beardogs

    162 views / 0 likes - added

    Because of their strange combination of bear-like and dog-like traits, theyre sometimes confusingly called the beardogs. And even though youve never met one of these animals, the beardogs are key to understanding the history of an important branch of the

  • 11:37 When Bats Took Flight

    When Bats Took Flight

    195 views / 1 likes - added

    Bats pretty much appear in the fossil record as recognizable, full-on, flying bats. And they show up on all of the continents, except Antarctica, around the same time. So where did bats come from? And which of the many weird features that bats have, showe

  • 10:51 The Video Game Crash Of 1983: Crash Course Games #6

    The Video Game Crash Of 1983: Crash Course Games #6

    437 views / 1 likes - added

    So the 1980s was the golden age of arcade games. Games like Donkey Kong, Pac- Man, Space Invaders, and Centipede had become a cultural phenomenon. These games had expanded the gamer demographic and even encouraged the rise of competitive gaming. There wer

  • 03:41 Will The Periodic Table Ever Be Complete?

    Will The Periodic Table Ever Be Complete?

    435 views / 0 likes - added

    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:/

  • 06:25 Why Don’t Woodpeckers Get Concussions?

    Why Don’t Woodpeckers Get Concussions?

    269 views / 0 likes - added

    Don’t be hard-headed. You should SUBSCRIBE! http://bit.ly/iotbs_sub Tweet this video ⇒ http://bit.ly/OKTBSbang Share on FB ⇒ http://bit.ly/OKTBSbangFB ↓ More info and sources below ↓ Translate this video: LINK TKTK Want to wear your love for science? We’v

  • 14:28 1984 by George Orwell, Part 1: Crash Course Literature 401

    1984 by George Orwell, Part 1: Crash Course Literature 401

    365 views / 0 likes - added

    In which John Green returns for a dystopian new season of Crash Course Literature! We're starting with George Orwell's classic look at the totalitarian state that could be in post-war England. Winston Smith is under the eye of Big Brother, and making us t

  • 08:50 Test Anxiety: Crash Course Study Skills #8

    Test Anxiety: Crash Course Study Skills #8

    349 views / 0 likes - added

    Exams can be terrifying. It’s easy to feel like the weight of the world rests in these moments – like this one test determines your grades and, in turn, your whole future – even if you know, rationally, that this isn’t really the case. What’s worse is tha

  • 09:24 The Fuzzy Origins of the Giant Panda

    The Fuzzy Origins of the Giant Panda

    175 views / 0 likes - added

    To discover more go about the LEGO Ideas Tree House set go tohttps://www.lego.com/en-us/product/tree-house-21318?CMP=SOC-PBSEons21318How does a bear -- which is a member of the order Carnivora -- evolve into an herbivore? Despite how it looks, nothing abo

  • 11:42 Mythical Mountains: Crash Course World Mythology #33

    Mythical Mountains: Crash Course World Mythology #33

    406 views / 0 likes - added

    Our mythical places series continues, and this week Mike Rugnetta is talking about some stories that revolve around mountains. Mountains loom large in human stories, not least because mountains are, well, large. So ascend with us to the lofty peaks of The

  • 09:04 Blood Vessels, Part 2: Crash Course A&P #28

    Blood Vessels, Part 2: Crash Course A&P #28

    577 views / 0 likes - added

    And now we return to blood vessels. In this episode, we start discussing what blood pressure is, how it can become "high", and what that means for our health. One of the more interesting points is that your body has ways of dealing with high blood pressur

  • 09:05 How Pterosaurs Got Their Wings

    How Pterosaurs Got Their Wings

    215 views / 1 likes - added

    When pterosaurs first took flight, you could say that it marked the beginning of the end for the winged reptiles. Because, strangely enough, the power of flight -- and the changes that it led to -- may have ultimately led to their downfall.Thanks to Ceri

  • 09:02 The Raptor That Made Us Rethink Dinosaurs

    The Raptor That Made Us Rethink Dinosaurs

    158 views / 0 likes - added

    Get access to our quarterly livestream! http://patreon.com/eonsIn 1964, a paleontologist named John Ostrom unearthed some fascinating fossils from the mudstone of Montana. Its discovery set the stage for whats known today as the Dinosaur Renaissance, a to

  • 02:10 Why Do Birds Sing In The Morning?

    Why Do Birds Sing In The Morning?

    638 views / 0 likes - added

    You’re having a dream, and for some reason that giant rabbit that’s about to eat you starts to sing like a bird. You wake up to find that birds are singing outside your window! Check out this SciShow Quick Question to find out why those birds sing in the

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  • 13:02 What Is Myth? Crash Course Mythology #1

    What Is Myth? Crash Course Mythology #1

    636 views / 4 likes - added

    Welcome to Crash Course World Mythology, our latest adventure (and this series may be literally adventurous) in education. Over the next 40 episodes or so, we and Mike Rugnetta are going to learn about the world by looking at the foundational stories of a

  • 02:47 Why Do Women Live Longer Than Men?

    Why Do Women Live Longer Than Men?

    389 views / 1 likes - added

    Evidence strongly suggests that men have, on average, a shorter lifespan than women, but scientists aren't exactly sure why that is. Check out today's QQ to learn more about this mortality mystery. Hosted by: Michael Aranda ---------- Support SciShow by b

  • 09:14 LARP: Crash Course Games #26

    LARP: Crash Course Games #26

    254 views / 0 likes - added

    Today we’re going to talk about LARPs or live action role-playing games. Larping tends to conjure up the image of a bunch of nerds hitting each other with foam weapons but it’s much more than that. LARPs merge performance, community, and art in a way that

  • 10:39 How Earth's First, Unkillable Animals Saved the World

    How Earth's First, Unkillable Animals Saved the World

    150 views / 0 likes - added

    Support us on Patreon: http://patreon.com/eonsThey have survived every catastrophe and every mass extinction event that nature has thrown at them. And by being the little, filter-feeding, water-cleaning creatures that they are, sponges may have saved the

  • 04:41 The Best Atomic Clock Ever Built?

    The Best Atomic Clock Ever Built?

    266 views / 0 likes - added

    Turns out, two atomic clocks are indeed better than one. And what role does sleep play in memory suppression? The SciShow team will be at NerdCon: Nerdfighteria in Boston in February! Check it out: http://www.nerdconnerdfighteria.com/ A Brief History of T

  • 10:59 How Volcanoes Froze the Earth (Twice)

    How Volcanoes Froze the Earth (Twice)

    192 views / 0 likes - added

    Over 600 million years ago, sheets of ice coated our planet on both land and sea. How did this happen? And most importantly for us, why did the planet eventually thaw again? The evidence for Snowball Earth is written on every continent today.Thanks to Jul

  • 09:02 Nintendo And A New Standard For Video Games: Crash Course Games #7

    Nintendo And A New Standard For Video Games: Crash Course Games #7

    592 views / 4 likes - added

    So we ended the last episode at the North American Video Game Crash of 1983, and even though the video game market had collapsed in the United States, demand for video games remained strong in Europe and Asia. Nintendo of Japan, originally a playing card

  • 10:19 Atari And The Business Of Video Games: Crash Course Games #4

    Atari And The Business Of Video Games: Crash Course Games #4

    552 views / 1 likes - added

    Today, Andre is going to talk about the rise of Atari and with it the rise of the video game industry. So if you remember from last episode, we mentioned that the first arcade machine, Galaxy Game, happened to have a coin slot, but this was just the begin

  • 04:16 Awesome Animal Dads

    Awesome Animal Dads

    415 views / 0 likes - added

    Let's talk about some of the awesome single dads out there in the animal kingdom! Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon sup

  • 12:43 When We Took Over the World

    When We Took Over the World

    216 views / 1 likes - added

    Check out Monstrum! https://www.youtube.com/monstrumpbs From our deepest origins in Africa all the way to the Americas, by looking at the fossils and archaeological materials we have been able to trace the path our ancestors took during thee short window

  • 09:00 Papers & Essays: Crash Course Study Skills #9

    Papers & Essays: Crash Course Study Skills #9

    241 views / 0 likes - added

    Writing research papers is an essential skill in your career as a student, and this week we’re going to help you do that like a pro. From figuring out where to begin, to finding the best systems, to breaking out of “research recursion system” (maybe just

  • 03:54 Why Avocados Shouldn't Exist

    Why Avocados Shouldn't Exist

    629 views / 1 likes - added

    The avocado is highly regarded by many people as delicious and nutritious, but the most extraordinary thing about avocados may be their very existence. Annotation Link - Learn More About What Qualifies as a Berry: https://www.youtube.com/watch?v=LybfP...

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  • 11:01 When the Earth Suddenly Stopped Warming

    When the Earth Suddenly Stopped Warming

    86 views / 0 likes - added

    For decades, scientists have been studying the cause of the Younger Dryas, and trying to figure out if something like it could happen again. And it turns out that what caused this event is the subject of a heated debate.Thanks to these wonderful paleoarti

  • 04:28 Popular Volcanoes: Mother Of Disasters

    Volcanoes: Mother Of Disasters

    747 views / 2 likes - added

    Volcanoes can show nature's rage. What are the biggest eruptions we've witnessed in our history? Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the fo

  • 04:49 Life-Changing Birdsong

    Life-Changing Birdsong

    305 views / 0 likes - added

    Bird parent's calls can change how their babies develop! And, do you learn faster when playing a game to benefit yourself or other people? Thumbnail Credit: Maurice van Bruggen Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patre

  • 10:39 Silicon, Semiconductors, & Solar Cells: Crash Course Engineering #22

    Silicon, Semiconductors, & Solar Cells: Crash Course Engineering #22

    88 views / 0 likes - added

    Today were looking at silicon, and how introducing small amounts of other elements allow silicon layers to conduct currents, turning them into semiconductors. Well explore how putting two different types N and P semiconductors together gives us electrical

  • 08:14 The Case of the Dinosaur Egg Thief

    The Case of the Dinosaur Egg Thief

    239 views / 0 likes - added

    Check out Serving Up Science! https://youtube.com/PBSFoodPaleontologists found a small theropod dinosaur skull right on top of a nest of eggs that were believed to belong to a plant-eating dinosaur. Instead of being the nest robbers that they were origina

  • 12:21 How Humans Lost Their Fur

    How Humans Lost Their Fur

    121 views / 0 likes - added

    Were the only primate without a coat of thick fur. It turns out that this small change in our appearance has had huge consequences for our ability to regulate our body temperature, and ultimately, it helped shape the evolution of our entire lineage.Thank

  • 08:35 When the Sahara Was Green

    When the Sahara Was Green

    101 views / 0 likes - added

    Check out Antarctic Extremes on PBS Terra: https://www.youtube.com/watch?v=EvRAuy1ZmTcThe climate of the Sahara was completely different thousands of years ago. And were not talking about just a few years of extra rain. Were talking about a climate that w

  • 06:16 Why Nature Loves Hexagons (featuring Infinite Series!)

    Why Nature Loves Hexagons (featuring Infinite Series!)

    504 views / 0 likes - added

    Follow me to Infinite Series for 4-Dimensional Bees! https://youtu.be/X8jOxEGVyPo Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ From spirals to spots to fractals, nature is full of interesting pattern

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  • 10:40 When Giant Lemurs Ruled Madagascar

    When Giant Lemurs Ruled Madagascar

    185 views / 1 likes - added

    Our new pin! https://store.dftba.com/collections/all/products/eons-enamel-pinJust a few thousand years ago, the island of Madagascar was inhabited by giant lemurs. How did such a diverse group of primates evolve in the first place, and how did they help s

  • 09:34 Popular The Heart, Part 2 - Heart Throbs: Crash Course A&P #26

    The Heart, Part 2 - Heart Throbs: Crash Course A&P #26

    798 views / 1 likes - added

    Today we're talking the heart and heart throbs -- both literal and those of the televised variety. Hank explains how your heart’s pacemaker cells use leaky membranes to generate their own action potentials, and how the resulting electricity travels throug

  • 08:57 Microsoft And Connected Consoles: Crash Course Games #10

    Microsoft And Connected Consoles: Crash Course Games #10

    325 views / 0 likes - added

    Today, we wrap up our discussion of the console wars by taking a look at Microsoft’s Xbox which was announced in 2001. The early 2000s saw a lot of innovation in hardware and games and we’ll cover some of that, but one significant change that would heavil

  • 11:05 Reversibility & Irreversibility: Crash Course Engineering #8

    Reversibility & Irreversibility: Crash Course Engineering #8

    85 views / 0 likes - added

    How do we design the most efficient machines and processes? Today well try to figure that out as we discuss heat & work, reversibility & irreversibility, and how to use efficiency to measure a system. Crash Course Engineering is produced in association wi

  • 05:24 3 Ways Science Can Bust Art Forgeries

    3 Ways Science Can Bust Art Forgeries

    322 views / 0 likes - added

    Some works of art can be worth thousands, even millions, of dollars. But what if you aren't so sure that Van Gogh you just bought to hang over your toilet is the real deal? Luckily, we can use science to sniff out fakes! Hosted by: Hank Green ---------- S

  • 08:13 How We Domesticated Cats (Twice)

    How We Domesticated Cats (Twice)

    154 views / 0 likes - added

    A 9,500 year old burial in Cyprus represents some of the oldest known evidence of human/cat companionships anywhere in the world. But when did this close relationship between humans and cats start?And how did humans help cats take over the world?Big thank

  • 09:58 When Dinosaurs Chilled in the Arctic

    When Dinosaurs Chilled in the Arctic

    147 views / 0 likes - added

    All told, the Arctic in the Cretaceous Period was a rough place to live, especially in winter. And yet, the fossils of many kinds of dinosaurs have been discovered there. So how were they able to survive in this harsh environment?Thanks to Nathan E. Roger

  • 10:07 The Pandemic That Lasted 15 Million Years

    The Pandemic That Lasted 15 Million Years

    100 views / 0 likes - added

    Our DNA holds evidence of a huge, ancient pandemic, one that touched many different species, spanned the globe, and lasted for more than 15 million years.The paper we discuss throughout the episode:Diehl, W., Patel, N., Halm, K. and Johnson, W., 2016. Tra


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