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EonsJoin hosts Hank Green, Kallie Moore, and Blake de Pastino as they take you on a journey through the history of life on Earth.
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- Now Playing27minNot "Business As Usual"
- Now Playing27minClimate Crossroads
- Now Playing27minWater Whiplash
- Now Playing27minAre We At The Tipping Point?
- Now Playing27minAdapt or Leave?
- Now Playing27minThe Heat is On
- Now Playing11minHow the Himalayas Changed the World
- Now Playing12minHow Black Artists Have Influenced Country Music
- Now Playing10minWhy This Unusual Pattern May Save the Rainforests
- Now Playing17minCan We Test Quantum Gravity?
It's Okay to Be Smart
- Now Playing6minHow Habits are Formed
- Now Playing5minWhen Is It Winter On Other Planets?
- Now Playing4minWhat Is Fire?
- Now Playing6minDoomsday Machines
- Now Playing5min5 Weird Involuntary Behaviors Explained!
- Now Playing10minIs There Life on Earth
- Now Playing7minEinstein Was Right: Gravitational Waves Edition
- Now Playing3minHow Do Squirrels Find Their Nuts?
- Now Playing5minI Don't Think You're Ready for These Jellies
- Now Playing12min7 Scientific Urban Legends Debunked!
- Now Playing4minHow The Elements Got Their Names
- Now Playing6minYour Climate Conscience - feat. Al Gore
- Now Playing7minWhere Do Teeth Come From?
- Now Playing8minHow Big is the Solar System?
- Now Playing6minHow Atom Bombs Can Uncover Forged Art
- Now Playing5minAre You Smarter Than A Slime Mold?
- Now Playing4minOrchid Mantis: Looks That Kill
- Now Playing3minWhat is Wind?
- Now Playing6minThe Raisin Bran Effect
- Now Playing7minZombie Parasites!
Origin of Everything
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing11minWhy Does the Government Pay for Art?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing9minDoes the Rorschach Inkblot Test Work?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing11minModern Warfare and Alien Invasions
- Now Playing7minWhy are 18 Year Olds Considered Adults?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing8minWhere Does the #Hashtag Symbol Come From?
- Now Playing10min6 Weird Facts About the History of Birth Control
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing8minWhy Do We Wash Our Hands After Going to the Bathroom?
- Now Playing7minWhy Are There So Few Women in Computer Science?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing10minDo Standardized Tests Do More Harm Than Good?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing10minThe Origin of Race in the USA
Two Cents
- Now Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
- Now Playing9minHow Smart Entrepreneurs Think About PRICES!
- Now Playing7minIs Your Side Hustle Hustling You?
- Now Playing7minFighting the Financial Pitfalls of the Supermarket
- Now Playing5minInsta-Everything
- Now Playing7minHow Retailers Stalk You Online
- Now Playing5minDo Kids Need to Learn About Money?
- Now Playing7minMoney, A Global Game of Trust
- Now Playing7minWhich College Majors Give the Most Bang for Your Buck?
- Now Playing6minIs My Identity Safe From Hackers?
- Now Playing6minFighting the Wedding Industrial Complex
- Now Playing6minHow to Ask for a Raise
- Now Playing7minWhat's The Real Cost of Dying?
- Now Playing7minShould I Invest In Cannabis Stocks?
- Now Playing7minWhy It's More Expensive To Be Poor
- Now Playing6minTop 5 Biggest Financial Scams
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing4minWhat is the DOW?
- Now Playing6minShould You Break Up With Your Big Bank?
Monstrum
- Now Playing8minBunyip: Australia's Mysterious Amphibian Monster
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing7minEl Chupacabras, a Modern Mystery
- Now Playing15minEgyptian Mummies: From Sacred Vessels to Scary Undead
- Now Playing31minThe Werewolf's Modern Metamorphosis
- Now Playing12minBeyond the Supernatural Horror of the Nishi Daak Ghost
- Now Playing7minWhat Dragons Say About Us
- Now Playing7minRelease the Kraken!
- Now Playing7minAre White Walkers Really Nordic Zombies?
- Now Playing14minThe Untold Secrets of Pokémon's Monster Mythology
- Now Playing12minTaotie: The Mystery of Chinese Mythology's Famous Glutton
- Now Playing12minDon't Let Them In! The Urban Legends of Black-Eyed Children
- Now Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing11minMari Lwyd: The Skeleton Horse's Deep Past with Christmas
- Now Playing13minUncovering the Enigma: Sasquatch Sightings
- Now Playing7minKasagonagá: The Cute, Kind Monster We All Need Right Now
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing9minAdze: the Shapeshifting Firefly from West Africa
- Now Playing12minLost in the Backrooms: Exploring the Internet's Creepiest Liminal Space
Eons
- Now Playing12minWhen Birds Had Teeth
- Now Playing10minHow Weasels Got Skinny
- Now Playing10minWhen Humans Were Prey
- Now Playing5minWhen Whales Walked
- Now Playing10minWhen We First Made Tools
- Now Playing10minThe Neanderthals That Taught Us About Humanity
- Now Playing10minThese Creatures Were Darwin's Greatest Enemy
- Now Playing8minHow Did Our Most Famous Ancestor Really Die?
- Now Playing12minAnimals Are Older Than We Thought
- Now Playing10minThat Time the American West Blew Up
- Now Playing10minHow Dogs (Eventually) Became Our Best Friends
- Now Playing12minThe Humans That Lived Before Us
- Now Playing12minWhen Antarctica Was Green
- Now Playing8minDo Thunderbeasts Prove Giant Animals Are Inevitable?
- Now Playing8minInside the Dinosaur Library
- Now Playing10minThe World Before Plate Tectonics
- Now Playing8minThe Hellacious Lives of the "Hell Pigs"
- Now Playing12minWhere Are All the Medium-Sized Dinosaurs?
- Now Playing10minSomething Has Been Making This Mark For 500 Million Years
- Now Playing9minHow Humans Became (Mostly) Right-Handed
Hot Mess
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing9minHow to Talk About Climate Change
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
Space Time
- Now Playing11minWhy Quasars are so Awesome
- Now Playing10minWhat's Wrong With the Big Bang Theory?
- Now Playing13minDark Flow
- Now Playing15minCould We Decode Alien Physics?
- Now Playing9minWill Mars or Venus Kill You First?
- Now Playing13minWill You Travel to Space?
- Now Playing13minWill We Ever Find Alien Life?
- Now Playing12minHow to Detect Extra Dimensions
- Now Playing6minWhat Planet Is Super Mario World?
- Now Playing9minUsing Stars to See Gravitational Waves
- Now Playing12minQuantum Entanglement (The Bohr-Einstein Debate)
- Now Playing11minThe Speed of Light is NOT About Light
- Now Playing13minThe Many Worlds of the Quantum Multiverse
- Now Playing19minHow Will We (Most Likely) Discover Alien Life?
- Now Playing15minElectrons DO NOT Spin
- Now Playing13minThe Phantom Singularity
- Now Playing6minHow Do You Measure the Size of the Universe?
- Now Playing6minThe Race to a Habitable Exoplanet - Time Warp Challenge
- Now Playing9minWhat's the Most Realistic Artificial Gravity in Sci-Fi?
- Now Playing12minUnderstanding the Uncertainty Principle
Beat Making Lab
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing4minDiablos (music video)
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing2minHealth Worker Beat
- Now Playing4minTrapped In Paradise
- Now Playing4minPortobelo (music video)
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing3minGet Your Drums Right
- Now Playing2minField Trip: Prison Beats
- Now Playing2minMashup: National Anthems
- Now Playing10minHeartbeats of Fiji
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing2minWhat's In the Backpack?
- Now Playing5minBehind the Beat: Portobelo
- Now Playing3minPanama: Meet the Kids Behind the Beats
Infinite Series
- Now Playing14minBuilding an Infinite Bridge
- Now Playing9minAssociahedra: The Shapes of Multiplication
- Now Playing16minHow to Break Cryptography
- Now Playing11minThe Geometry of SET
- Now Playing10minInstant Insanity Puzzle
- Now Playing13minNetwork Mathematics and Rival Factions | Infinite Series
- Now Playing14minMaking Probability Mathematical
- Now Playing11minWhat are Numbers Made of?
- Now Playing12minProving Pick's Theorem
- Now Playing17minSplitting Rent with Triangles
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing11minDefining Infinity
- Now Playing8minTelling Time on a Torus
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing12minWhen Pi is Not 3.14
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing8minAre Prime Numbers Made Up?
Idea Channel
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing8minIs a Tagged Instagram More Than Just a Photo?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing9minWill Kickstarter Replace Hollywood?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing7minHow are Justin Bieber, Franz Liszt and Jerusalem Connected?
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing6minIs Minecraft the Ultimate Educational Tool?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing4minRussian Meteorites and Surveillance Culture
- Now Playing4minAre LOLCats and Internet Memes Art?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing6minThe Retro Awesomeness of Adventure Time