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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 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?
- Now Playing8minIs the Southern Accent Disappearing?
- Now Playing15minThis Winter Trend Is Overpowering Global Warming
- Now Playing8minWhat Was The Earliest Surgery?
- Now Playing13minSpace is Full of Junk. Here's How to Clean It Up...
- Now Playing15minDark Forest: Should We Not Contact Aliens?
It's Okay to Be Smart
- Now Playing3minWhat Color is the Universe?
- Now Playing7minWhy Do More Species Live Near The Equator?
- Now Playing2minCan Evolution Make an Eye? - 12 Days of Evolution #4
- Now Playing8minHow Evolution Turned A Possum Into A Wolf
- Now Playing7minWhat Are The Most Important Science Images Ever?
- Now Playing7minWhy Do Disney Princesses All Look Like Babies?
- Now Playing4minThere Was No First Human
- Now Playing3minEight Incredible Deep Sea Oddities
- Now Playing3minElectric Buzzaloo: How Bees See the Invisible
- Now Playing6minVENOM: Nature's Killer Cocktails
- Now Playing5minLife by the Numbers
- Now Playing5minThe Far Future of the Universe
- Now Playing5minThis Rainforest Caterpillar Looks Like Donald Trump
- Now Playing5minRemembering Carl Sagan
- Now Playing8minTuatara All the Way Down
- Now Playing7minWhy Do We Laugh?
- Now Playing4minHow Poop Shapes the World
- Now Playing6minThe Science of Snowflakes
- Now Playing6minWhich Came First - Flowers or Bees?
- Now Playing5minIs Inheritance Really All In Our Genes?
Origin of Everything
- Now Playing11minWhat is Racial Passing?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing8minWhy Do People Have Pets?
- Now Playing12minSix Historically True Facts about Money
- Now Playing8minWhy Do We Eat Artificial Flavors?
- Now Playing12minWhy Do We Have Housing Projects?
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing10minWhat is Ethnicity?
- Now Playing7minWhy Does Santa Wear Red?
- Now Playing9minThe Origin of Gender
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing8minWhy Did Europeans Enslave Africans?
- Now Playing9minThe Origin of Gender
- Now Playing9minWhy Do All Malls Look the Same?
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing10minThe 2nd Amendment Explained
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing7minWhy Do We Eat Popcorn at The Movies?
Two Cents
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minWomen Financial Superpowers
- Now Playing6minMoving Without Spending a Fortune
- Now Playing7minLove and Money
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing5minBudgeting Basics
- Now Playing6minDoes Wealth Make You Meaner?
Monstrum
- 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 Playing8minBunyip: Australia's Mysterious Amphibian Monster
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing7minEl Chupacabras, a Modern Mystery
- Now Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing11minMari Lwyd: The Skeleton Horse's Deep Past with Christmas
- Now Playing7minKasagonagá: The Cute, Kind Monster We All Need Right Now
- Now Playing13minUncovering the Enigma: Sasquatch Sightings
- Now Playing7minRelease the Kraken!
- Now Playing14minThe Untold Secrets of Pokémon's Monster Mythology
- Now Playing7minAre White Walkers Really Nordic Zombies?
- Now Playing12minDon't Let Them In! The Urban Legends of Black-Eyed Children
- Now Playing12minTaotie: The Mystery of Chinese Mythology's Famous Glutton
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing12minAre Cyborgs Really Monsters?
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
Eons
- Now Playing10minWhen Did We Stop Being Naked?
- Now Playing10minWhy Triassic Animals Were Just the Weirdest
- Now Playing8minThe Traits That Spawned the Age of Mammals
- Now Playing10minHow Worm Holes Ended Wormworld
- Now Playing12minThat Time the Mediterranean Sea Disappeared
- Now Playing8minThe Weird, Watery Tale of Spinosaurus
- Now Playing10minWhen Camels Roamed North America
- Now Playing13minWhen We Met Other Human Species
- Now Playing8minHow the Chalicothere Split In Two
- Now Playing10minHow a Supervolcano Ignited an Evolutionary Debate
- Now Playing10minHow a Supervolcano Made the Cenozoic's Coolest Fossils
- Now Playing9minThe Curious Case of the Cave Lion
- Now Playing11minWhy Only Earth Has Fire
- Now Playing6minLiving Fossils' Aren't Really a Thing
- Now Playing10minWhen Camels Roamed North America
- Now Playing10minThe Pandemic That Lasted 15 Million Years
- Now Playing7minThe Return of Giant Skin-Shell Sea Turtles
- Now Playing9minThe Evolution of the Heart (A Love Story)
- Now Playing9minOur Bizarre, Possibly Venomous, Relative
- Now Playing7minUntangling the Devil's Corkscrew
Hot Mess
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- 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 Playing5minWhy We Confuse Weather and Climate
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing10minThe Link Between Extreme Weather and Climate Change
- Now Playing4minCould Space Mirrors Cool The Globe?
- 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 if Carbon Emissions Stopped Tomorrow?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing4minWhy Are Hurricanes Getting Stronger?
Space Time
- Now Playing10minThe Vacuum Catastrophe
- Now Playing13minFirst Detection of Light from Behind a Black Hole
- Now Playing13minIs an Ice Age Coming?
- Now Playing10minStrange Stars
- Now Playing16minWhy String Theory is Wrong
- Now Playing6minSeeing Beyond the Human Eye
- Now Playing13minThe Phantom Singularity
- Now Playing15minDid JWST Solve The Mystery of Supermassive Black Hole Origin
- Now Playing8minThe First Humans on Mars
- Now Playing8minAre Space and Time An Illusion?
- Now Playing14minAre We Running Out of Space Above Earth?
- Now Playing9minHow Gaia Changed Astronomy Forever
- Now Playing13minAre We Living in an Ancestor Simulation? ft. Neil deGrasse T
- Now Playing10minLife on Europa?
- Now Playing8minWhat Happens At The Edge Of The Universe?
- Now Playing14minWhy String Theory is Right
- Now Playing10minSelf-Replicating Robots and Galactic Domination
- Now Playing13minIs an Ice Age Coming?
- Now Playing14minThe NEW Warp Drive Possibilities
- Now Playing11minWhat Happened Before the Big Bang?
Beat Making Lab
- 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
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing4minPortobelo (music video)
- 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
Infinite Series
- Now Playing9minA Hierarchy of Infinities
- Now Playing15minArrow's Impossibility Theorem
- Now Playing14minInfinite Chess
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing9minBeyond the Golden Ratio
- Now Playing11minSingularities Explained
- Now Playing8minHow to Divide by "Zero"
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing10minThe Assassin Puzzle
- Now Playing16minHow to Break Cryptography
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing13minWhat is a Random Walk?
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing11minSingularities Explained
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
Idea Channel
- 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 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 Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing3minWhat Makes a Pop Star Authentic?
- Now Playing8minIs Piracy Helping Game of Thrones?
- Now Playing9minIs Community a Postmodern Masterpiece?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing6minAre MP3s & Vinyl Better than Live Music?