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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 Playing13minComputers Can Predict When You're Going to Die... Here's How
- Now Playing10minHow Do You Preserve a Thousands Year Old Musical Style?
- Now Playing14minWhy This Mexican Genre Is Growing As Fast As K-Pop
- Now Playing11minNo Single Cradle of Humankind
- Now Playing14minOur Understanding of Floods is ALL Wrong
- Now Playing10minWhy Do We Use Cringey Words for Loved Ones?
- Now Playing22minCan AI Help Us Talk to Whales?
- Now Playing16minWhy Is The World Rushing Back To The Moon?
- Now Playing11minThe Hazy Evolution of Cannabis
- Now Playing11minMeasuring the Universe With a 14-Billion Light-Year Ruler
It's Okay to Be Smart
- Now Playing2minIs Evolution Random? - 12 Days of Evolution #2
- Now Playing6minThe Raisin Bran Effect
- Now Playing7minZombie Parasites!
- Now Playing6minWhat is Luck?
- Now Playing3minWhat is Wind?
- Now Playing4minOrchid Mantis: Looks That Kill
- Now Playing5minAre You Smarter Than A Slime Mold?
- Now Playing8minHow Big is the Solar System?
- Now Playing7minWhere Do Teeth Come From?
- Now Playing6minHow Atom Bombs Can Uncover Forged Art
- Now Playing7minWhy Don't Ants Get Stuck in Traffic
- Now Playing3minEight Incredible Deep Sea Oddities
- Now Playing6minWhy Nature Loves Hexagons (featuring Infinite Series!)
- Now Playing7minThe Most Important Moment in the History of Life
- Now Playing6minThe Surprising Reason We Eat Spicy Food
- Now Playing4minWhat Is Fire?
- Now Playing5minWhen Is It Winter On Other Planets?
- Now Playing6minHow Habits are Formed
- Now Playing4minHow The Elements Got Their Names
- Now Playing6minYour Climate Conscience - feat. Al Gore
Origin of Everything
- Now Playing10minWhat is Ethnicity?
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing7minWhen Men Wore High Heels
- Now Playing12minWhy Doesn't the US Have Paid Parental Leave?
- Now Playing10minWhat is Cultural Appropriation?
- Now Playing8minWhy Do Women Give Birth Lying Down?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing7minHistory of the Word "Gay"
- Now Playing10minIs Breakfast the Most Important Meal?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing10minWhy was Pink for Boys and Blue for Girls?
- Now Playing8minWhy is there a North and South Korea?
- Now Playing7minHow Columbus Invented Cannibals
- Now Playing7minHow did Makeup, WWII, & Communism Create U.S. Healthcare?
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing8minWhy Do Women Give Birth Lying Down?
- Now Playing8minWhy Was Crossdressing Illegal?
- Now Playing7minWhy Do We Say "Asian American" Not "Oriental"?
Two Cents
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing4minWhat is the DOW?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minWomen Financial Superpowers
- Now Playing6minMoving Without Spending a Fortune
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
Monstrum
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing17minAlien Abduction and UFOs: Why Are Grays So Common?
- Now Playing9minAdze: the Shapeshifting Firefly from West Africa
- Now Playing26minThe Killer Origins of the Werewolf
- Now Playing9minPost-Dracula Vampires: From Anne Rice to Twilight
- Now Playing10minTikbálang: The Filipino Nightmare Shapeshifter
- Now Playing13minUnicorns: Magical Icons or Violent Beasts?
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
- Now Playing12minAre Cyborgs Really Monsters?
- Now Playing8minBunyip: Australia's Mysterious Amphibian Monster
- Now Playing7minEl Chupacabras, a Modern Mystery
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing15minEgyptian Mummies: From Sacred Vessels to Scary Undead
- Now Playing7minWhat Dragons Say About Us
- Now Playing31minThe Werewolf's Modern Metamorphosis
- Now Playing12minBeyond the Supernatural Horror of the Nishi Daak Ghost
- Now Playing14minThe Untold Secrets of Pokémon's Monster Mythology
- Now Playing7minAre White Walkers Really Nordic Zombies?
- Now Playing7minRelease the Kraken!
Eons
- Now Playing10minLife, Sex & Death Among the Dire Wolves
- Now Playing11minFrom the Cambrian Explosion to the Great Dying
- Now Playing5minThat Time Oxygen Almost Killed Everything
- Now Playing9minOur Ancient Relative That Said 'No Thanks' To Life On Land
- Now Playing13minAn Illustrated History of Dinosaurs
- Now Playing11minDid These Giant Sloths Poop Themselves to Death?
- Now Playing8minWhat Was The Earliest Surgery?
- Now Playing10minHow Blood Evolved (Many Times)
- Now Playing10minHow Chilis Got Spicy (and Why We Love the Burn)
- Now Playing10minWhen Giant Hypercarnivores Prowled Africa
- Now Playing8minHow the Walrus Got Its Tusks
- Now Playing7minThe Trouble With Trilobites
- Now Playing12minWhen Birds Had Teeth
- Now Playing10minThe Hidden Genes That Make Us Human
- Now Playing9minThe Oddest Couple in the Fossil Record
- Now Playing12minYour Place in the Primate Family Tree
- Now Playing13minDid Raptorex Really Exist?
- Now Playing11minWhen Giant Lemurs Ruled Madagascar
- Now Playing12minWhen Sharks Swam the Great Plains
- Now Playing9minHow Our Deadliest Parasite Turned To The Dark Side
Hot Mess
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
Space Time
- Now Playing10minTime Crystals!
- Now Playing7minAre We Alone? Galactic Civilization Challenge
- Now Playing13minAre There Infinite Versions of You?
- Now Playing11minIs Gravity An Illusion?
- Now Playing15minAre Black Holes Actually Fuzzballs?
- Now Playing16minWhat Happens If We Nuke Space?
- Now Playing12minThe Nature of Nothing
- Now Playing12minAre the Fundamental Constants Changing?
- Now Playing14min'Oumuamua Is Not Aliens
- Now Playing14minAre Dark Matter And Dark Energy The Same?
- Now Playing10minS2: Is Quantum Tunneling Faster than Light?
- Now Playing9minThe True Nature of Matter and Mass
- Now Playing16minWhat Supernova Distance Would Trigger Mass Extinction?
- Now Playing13minIs The Universe Finite?
- Now Playing6minThe Calendar, Australia & White Christmas
- Now Playing13minHorizon Radiation
- Now Playing16minWhat If Dark Energy is a New Quantum Field?
- Now Playing7minHabitable Exoplanets Debunked!
- Now Playing14minDoes Consciousness Influence Quantum Mechanics?
- Now Playing11minThe Speed of Light is NOT About Light
Beat Making Lab
- Now Playing10minHeartbeats of Fiji
- Now Playing2minMashup: National Anthems
- Now Playing2minField Trip: Prison Beats
- Now Playing3minGet Your Drums Right
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing2minWhat's In the Backpack?
- Now Playing5minBehind the Beat: Portobelo
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing4minDiablos (music video)
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
Infinite Series
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing11minThe Geometry of SET
- Now Playing15minArrow's Impossibility Theorem
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing14minBuilding an Infinite Bridge
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing14minCan a Chess Piece Explain Markov Chains?
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing9minBeyond the Golden Ratio
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- Now Playing11minTopology vs "a" Topology
- Now Playing11minSingularities Explained
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing10minThe Assassin Puzzle
- Now Playing17minSplitting Rent with Triangles
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing16minHow to Break Cryptography
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing13minWhat is a Random Walk?
Idea Channel
- Now Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing8minWhy Do We Love Zombies?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- Now Playing4minIs Instagram Revolutionizing Photography?
- Now Playing5minDo We Want the World to End?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing5minWill Space Travel Save Us All?
- Now Playing8minIs Buying Call of Duty a Moral Choice?
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing6minAre MP3s & Vinyl Better than Live Music?
- Now Playing7minCan Dungeons & Dragons Make You Confident & Successful?
- Now Playing4minThe Bronies Phenomenon
- Now Playing3minWhat Makes a Pop Star Authentic?
- Now Playing8minIs Piracy Helping Game of Thrones?