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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.![PBS Digital Studios]()
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Latest
Now Playing14minOur Understanding of Floods is ALL Wrong
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
Now Playing16minHow Eclipses Revealed Our Solar System
Now Playing10minA Giant Monster With a Giant Problem
Now Playing10minWhat Will Earth Be Like 300 Million Years From Now?
Now Playing16minWhat If Gravity is Not A Fundamental Force?
Now Playing15minDoes Space Emerge From A Holographic Boundary?
It's Okay to Be Smart
Now Playing7minHow to be Crushed by the Atmosphere!
Now Playing5minEvolution: The Book Of Life
Now Playing6minWhy Nature Loves Hexagons (featuring Infinite Series!)
Now Playing9minCan We Get Older Without Aging?
Now Playing7minIs Your Brain Too Old For Video Games?
Now Playing6minThe Invisible Creatures That Keep You Alive!
Now Playing4minWhat's The Loudest Possible Sound?
Now Playing4minDogs and Humans: A 30,000-Year Friendship (ft. MinuteEarth)
Now Playing4minPutting Hurricane Harvey In Perspective
Now Playing10minThe Mystery of the World's Greatest Butterfly Migration
Now Playing9minSo You Want to go to Mars?
Now Playing5minNature's Living Fireworks
Now Playing11minHow Some Words Get Forgetted
Now Playing7minWhy Do Disney Princesses All Look Like Babies?
Now Playing5minExoplanets: Are There Other Earths?
Now Playing6minWhat's REALLY Warming the Earth?
Now Playing13minWhere Did Life Come From? (feat. PBS Space Time and Eons!)
Now Playing7minHow the Meter Became The Meter
Now Playing4minA Slice of Pizza Science!
Now Playing6minWhy Do We Cook?
Origin of Everything
Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
Now Playing8minWhy Do Women Give Birth Lying Down?
Now Playing10minWhat is Cultural Appropriation?
Now Playing7minHistory of the Word "Gay"
Now Playing7minIs Poisoned Halloween Candy a Myth?
Now Playing8minWhy Do We Get Grades in School?
Now Playing10minWhat is Ethnicity?
Now Playing10minWhy Does the Government Need to Know My Race?
Now Playing12minWhy Doesn't the US Have Paid Parental Leave?
Now Playing7minWhen Men Wore High Heels
Now Playing8minWhen DId Marriage Become about Love?
Now Playing7minWhy Do We Say "Asian American" Not "Oriental"?
Now Playing8minWhy Was Crossdressing Illegal?
Now Playing8minWhy Do Women Give Birth Lying Down?
Now Playing8minWhy Do People Have Pets?
Now Playing11minWhy Do We Have Private Prisons?
Now Playing8minWhy is there a North and South Korea?
Now Playing7minHow Columbus Invented Cannibals
Now Playing10minWhy was Pink for Boys and Blue for Girls?
Now Playing7minHow Your Rubber Ducky Explains Colonialism
Two Cents
Now Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
Now Playing9minHow Smart Entrepreneurs Think About PRICES!
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 Playing7minIs Your Side Hustle Hustling You?
Now Playing7minFighting the Financial Pitfalls of the Supermarket
Now Playing7minHow Retailers Stalk You Online
Now Playing5minInsta-Everything
Now Playing5minDo Kids Need to Learn About Money?
Now Playing7minShould I Invest In Cannabis Stocks?
Now Playing6minHow to Ask for a Raise
Now Playing7minWhat's The Real Cost of Dying?
Now Playing7minWhy It's More Expensive To Be Poor
Now Playing6minTop 5 Biggest Financial Scams
Now Playing7minIs the Stock Market Just a Big Casino?
Now Playing5minBudgeting Basics
Now Playing6minDoes Wealth Make You Meaner?
Now Playing6minWhat the Heck Are Mutual Funds?
Monstrum
Now Playing13minLeprechaun: From Gold-Loving Cobbler to Cultural Icon
Now Playing12minThe Origins of 'Big Bug' Science Fiction
Now Playing10minIs Yuki-onna the Most Terrifying Snow Monster?
Now Playing17minModern Zombies: The Rebirth of the Undead
Now Playing10minHow Bloody Mary Turns Fear Into Fun
Now Playing11minCan All Monsters Be Traced Back to Tiamat?
Now Playing10minThe Enchanting Fairies of Celtic Lore
Now Playing10minPontianak: The Vampiric Ghost of Southeast Asia
Now Playing10minYara-ma-yha-who: Australia's Regurgitating, Blood-Sucking Mo
Now Playing13minThe SCP Foundation: Declassified
Now Playing12minDeath Worms: Fact or Fiction?
Now Playing13minWhat Happened During Our Scary Slumber Party
Now Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
Now Playing10minJorÅgumo: The Deadly Spider Woman from Yokai Lore
Now Playing11minBasilisk or Cockatrice? The Mysterious King of Serpents
Now Playing10minWill-o'-the-Wisp: Monstrous Flame or Scientific Phenomenon?
Now Playing6minThe Origin of Medusa
Now Playing6minRethinking Frankenstein's Monster
Now Playing11minThe Original Urban Legend: Spring-Heeled Jack
Eons
Now Playing8minHow Ankylosaurs Got Their Clubs
Now Playing9minThe Sudden Rise of the First Colossal Animal
Now Playing8minWhere Did Viruses Come From?
Now Playing8minThe Mystery of the Eocene's Lethal Lake
Now Playing11minWhen Penguins Went From The Sky To The Sea
Now Playing6minThe Most Useful Fossils In The World
Now Playing10minThe Last Time the Globe Warmed
Now Playing9minThe Whole Saga of the Supercontinents
Now Playing6minHistory's Most Powerful Plants
Now Playing10minWhen Ichthyosaurs Led a Revolution in the Seas
Now Playing10minThe Facts About Dinosaurs & Feathers
Now Playing10minHow a Supervolcano Made the Cenozoic's Coolest Fossils
Now Playing8minThe Ancient Human Species With A Missing Body
Now Playing10minThat Time The Ocean Lost (Almost) All Its Oxygen
Now Playing10minHow Pollination Got Going Twice
Now Playing7minWhy Do Things Keep Evolving Into Crabs?
Now Playing9minThe Rise and Fall of the Bone-Crushing Dogs
Now Playing11minHow the Starfish Got Its Arms
Now Playing11minThe Story of the Dino Stampede
Now Playing7minThe Creature That Stumped Darwin
Hot Mess
Now Playing4minHow Much Energy Does the Internet Use?
Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
Now Playing5minWhy Climate Change is Unjust
Now Playing5minWhy We Confuse Weather and Climate
Now Playing3minCould climate change make you allergic to meat?
Now Playing5minWhat Happened to Nuclear Power?
Now Playing7minWhat's The Best Car For The Climate?
Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
Now Playing6minWould Your Neighbors Save You From a Flooding Home?
Now Playing12minOur Food System is Rigged feat. Sheril Kirshenbaum
Now Playing13minThe Rise of Climate Fiction feat. Lindsay Ellis & Amy Brady
Now Playing4minHow Much Energy Does the Internet Use?
Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
Now Playing5minCan Farms and Forests Coexist?
Now Playing4minWhy Are Hurricanes Getting Stronger?
Now Playing5minWhat Happened to Nuclear Power?
Now Playing5minWhat's actually the worst greenhouse gas?
Now Playing6minWill Big Oil Have To Pay Up Like Big Tobacco?
Now Playing8minHow One Conservative Texas Town Went 100% Renewable
Now Playing5minClimate change will push millions out. Where will they go?
Space Time
Now Playing14minNew Discovery About Supermassive Black Holes Explained!
Now Playing10minWhat's Wrong With the Big Bang Theory?
Now Playing12minQuantum Invariance & The Origin of The Standard Model
Now Playing15minIs Dark Energy Getting Stronger?
Now Playing13minThe First Quantum Field Theory
Now Playing10minHave Gravitational Waves Been Discovered?!?
Now Playing14minCan You Observe a Typical Universe?
Now Playing14minDoes the Universe Create Itself?
Now Playing20minWhat if Humans Are Not Earth's First Civilization?
Now Playing8minAbsolute Cold
Now Playing15minWhat If Our Understanding of Gravity Is Wrong?
Now Playing11minHabitable Exoplanets Debunked!
Now Playing15minWill Wormholes Allow Fast Interstellar Travel?
Now Playing14minHave They Seen Us?
Now Playing12minHow to Detect Extra Dimensions
Now Playing10minThe End of the Habitable Zone
Now Playing15minWhy Did Quantum Entanglement Win the Nobel Prize in Physics?
Now Playing17minDoes Antimatter Create Anti-Gravity?
Now Playing10minTelescopes of Tomorrow
Now Playing10minThe End of the Habitable Zone
Beat Making Lab
Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
Now Playing3minBeat Making Challenge #2: Kora Riddim
Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
Now Playing3minEpisode 1: Goma, Congo
Now Playing4minDiablos (music video)
Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
Now Playing3minProf. Angel Sound Prison Beats Interview
Now Playing3minSampling w/ Flip Flops and Ski Beatz
Now Playing4minPortobelo (music video)
Now Playing3minBehind The Beat: First Beat Making Lab (2011)
Now Playing4minTrapped In Paradise
Now Playing2minHealth Worker Beat
Now Playing3minPanama: Meet the Kids Behind the Beats
Now Playing3minBeat Making Challenge #1: Accordion Trap
Now Playing5minBehind the Beat: Portobelo
Now Playing2minWhat's In the Backpack?
Now Playing2minMashup: National Anthems
Now Playing10minHeartbeats of Fiji
Now Playing3minGet Your Drums Right
Now Playing2minField Trip: Prison Beats
Infinite Series
Now Playing11minTopology vs "a" Topology
Now Playing13minNetwork Mathematics and Rival Factions | Infinite Series
Now Playing9minCan You Solve the Poison Wine Challenge?
Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
Now Playing10minUnraveling DNA with Rational Tangles
Now Playing11minVoting Systems and the Condorcet Paradox
Now Playing12minProving Pick's Theorem
Now Playing14minTopology Riddles | Infinite Series
Now Playing9minAssociahedra: The Shapes of Multiplication
Now Playing14minMaking Probability Mathematical
Now Playing9minProving Brouwer's Fixed Point Theorem
Now Playing8minAre Prime Numbers Made Up?
Now Playing12minHow Infinity Explains the Finite
Now Playing8minThe Multiplication Multiverse
Now Playing14minCan We Combine pi & e to Make a Rational Number?
Now Playing11minCan We Hear Shapes?
Now Playing10minInstant Insanity Puzzle
Now Playing14minSolving the Wolverine Problem with Graph Coloring
Now Playing8minA Breakthrough in Higher Dimensional Spheres
Now Playing11minCan We Hear Shapes?
Idea Channel
Now Playing6minShould "Happy Birthday" be Protected by Copyright?
Now Playing6minIs Doctor Who a Religion?
Now Playing5minThere's No Such Thing as Online?!?
Now Playing5minA Visit to Mr. Monfre's Class
Now Playing5minIs Homestuck the Ulysses of the Internet?
Now Playing6minThe Retro Awesomeness of Adventure Time
Now Playing4minThe Bronies Phenomenon
Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
Now Playing9minIs a DOS Attack a Weapon?
Now Playing4minAre Mashups the End of Music Genres?
Now Playing8minDo Knock-Offs Prove the Value of a Brand?
Now Playing9minCan Video Games Become the Next Spectator Sport?
Now Playing6minWhat Do Santa and Wrestling Have In Common?
Now Playing5minIs Facebook Changing Our Identity?
Now Playing6minWhat do MP3s and Magic Spells Have in Common?
Now Playing5minIs CSS and Website Design a Fashion Statement?
Now Playing5minAre Olympic Competitors Geniuses?
Now Playing9minIs the Universe a Computer?
Now Playing5minHow will the Animated GIF affect the Presidential Election?
Now Playing4minIs Twitter the Newest Form of Literature?