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Space TimeSpace Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth.
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- Now Playing22minCan AI Help Us Talk to Whales?
- 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?
- Now Playing8minIs the Southern Accent Disappearing?
- Now Playing15minThis Winter Trend Is Overpowering Global Warming
It's Okay to Be Smart
- 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 Playing7minWhy Don't Ants Get Stuck in Traffic
- Now Playing3minEight Incredible Deep Sea Oddities
- Now Playing5minAre You Smarter Than A Slime Mold?
- Now Playing4minOrchid Mantis: Looks That Kill
- Now Playing3minWhat is Wind?
- Now Playing7minWhere Do Teeth Come From?
- Now Playing8minHow Big is the Solar System?
- Now Playing6minHow Atom Bombs Can Uncover Forged Art
- Now Playing6minThe Raisin Bran Effect
- Now Playing7minZombie Parasites!
- Now Playing2minIs Evolution Random? - 12 Days of Evolution #2
- Now Playing6minWhat is Luck?
- Now Playing5minI Don't Think You're Ready for These Jellies
- Now Playing12min7 Scientific Urban Legends Debunked!
- Now Playing6minDoomsday Machines
- Now Playing5min5 Weird Involuntary Behaviors Explained!
- Now Playing10minIs There Life on Earth
Origin of Everything
- Now Playing10minThe Origin of Race in the USA
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing9minHow Did Edison Invent Christmas Lights?
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing10minDo Standardized Tests Do More Harm Than Good?
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing10minWould You Have Joined the American Revolution?
- Now Playing6minWhy it Was Illegal to be Ugly?
- Now Playing11minWhy Are We Obsessed with Cults?
- Now Playing9minWhat If There Were No Taxes?
- Now Playing8minWhere Does the #Hashtag Symbol Come From?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing11minWhy Does the Government Pay for Art?
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing9minDoes the Rorschach Inkblot Test Work?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing11minModern Warfare and Alien Invasions
- Now Playing9minCan Tattoos Be Taboo?
Two Cents
- Now Playing6minTop 5 Biggest Financial Scams
- Now Playing7minWhy It's More Expensive To Be Poor
- Now Playing7minShould I Invest In Cannabis Stocks?
- Now Playing7minWhat's The Real Cost of Dying?
- Now Playing6minHow to Ask for a Raise
- Now Playing6minIs My Identity Safe From Hackers?
- Now Playing6minFighting the Wedding Industrial Complex
- Now Playing7minWhich College Majors Give the Most Bang for Your Buck?
- Now Playing7minMoney, A Global Game of Trust
- Now Playing7minHow Retailers Stalk You Online
- Now Playing5minInsta-Everything
- Now Playing5minDo Kids Need to Learn About Money?
- Now Playing7minFighting the Financial Pitfalls of the Supermarket
- Now Playing7minIs Your Side Hustle Hustling You?
- Now Playing9minHow Smart Entrepreneurs Think About PRICES!
- Now Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minHow Cars Can Keep You Poor
Monstrum
- Now Playing11minBasilisk or Cockatrice? The Mysterious King of Serpents
- Now Playing10minJorōgumo: The Deadly Spider Woman from Yokai Lore
- 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
- Now Playing12minWas Púca the Nightmare Bunny That Inspired Donnie Darko?
- Now Playing8minCreepy Clowns: The Horror Behind the Laughter
- Now Playing11minThe Fatal Song of the Sirens
- Now Playing14minThe Evolution of Creepy Dolls
- Now Playing8minNuckelavee: Scotland's Skinless Evil Monstrosity
- 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
Eons
- Now Playing8minHow a Mass Extinction Event Created the Amazon
- Now Playing7minThe Great Snake Debate
- Now Playing9minCould Neanderthals Use Symbolism?
- Now Playing4minThe Strange Case of the Buzzsaw Jaws
- Now Playing13minHow Plate Tectonics Transformed Los Angeles
- Now Playing11minWas This Dinosaur a Cannibal?
- Now Playing8minHow a Hot Planet Created the World's Biggest Snake
- Now Playing9minWhen Insects First Flew
- Now Playing8minThe Weird, Watery Tale of Spinosaurus
- Now Playing10minHow Plants Became Carnivores
- Now Playing12minWhen Giant Scorpions Swarmed the Seas
- Now Playing9minWhen a Giant Pterosaur Ruled the European Islands
- Now Playing8minWhen the Rainforests Collapsed
- Now Playing10minHow Horses Took Over North America (Twice)
- Now Playing9minIt's Becoming Very Clear That Birds Are Not Normal
- Now Playing10minWhy We Only Have Ten Toes (It's a Long Story)
- Now Playing11minHow Earth's First, Unkillable Animals Saved the World
- Now Playing11minWhen We First Walked
- Now Playing12minThe Island of Huge Hamsters and Giant Owls
- Now Playing12minWhen Mammals Only Went Out At Night
Hot Mess
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing9minHow to Talk About Climate Change
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing10minThe Link Between Extreme Weather and Climate Change
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- 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
Space Time
- Now Playing18minWhat If There's A Black Hole Inside The Sun?
- Now Playing14minWas the Milky Way a Quasar?
- Now Playing9minHow Gaia Changed Astronomy Forever
- Now Playing9min5 Ways to Stop a Killer Asteroid
- Now Playing11minS2: Should We Build a Dyson Sphere?
- Now Playing16minWhat If Humanity Is Among The First Spacefaring Civilization
- Now Playing10minThe EM Drive: Fact or Fantasy?
- Now Playing10minThe Origin of Our First Interstellar Visitor
- Now Playing13minThe Doomsday Argument
- Now Playing13minWhy the Muon g-2 Results Are So Exciting!
- Now Playing10minScientists Have Detected the First Stars
- Now Playing15minHow Quantum Entanglement Creates Entropy
- Now Playing14minWhat are the Strings in String Theory?
- Now Playing15minDoes Space Emerge From A Holographic Boundary?
- Now Playing13minHow To Capture Black Holes
- Now Playing10minZero-Point Energy Demystified
- Now Playing6minSpace Used to Be Orange!!
- Now Playing12minScience of the James Webb Telescope Explained!
- Now Playing16minIs 'Perpetual Motion' Possible with Superfluids?
- Now Playing15minIs Dark Energy Getting Stronger?
Beat Making Lab
- 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 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 Playing8minTelling Time on a Torus
- Now Playing8minThe Multiplication Multiverse
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing13minWhat is a Random Walk?
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing14minKill the Mathematical Hydra
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing8minHow to Divide by "Zero"
- Now Playing11minDefining Infinity
- Now Playing9minProving Brouwer's Fixed Point Theorem
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing12minWhen Pi is Not 3.14
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing8minTelling Time on a Torus
- Now Playing11minDefining Infinity
Idea Channel
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing8minIs Buying Call of Duty a Moral Choice?
- Now Playing5minWill Space Travel Save Us All?
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- Now Playing5minDo We Want the World to End?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- Now Playing4minIs Instagram Revolutionizing Photography?
- Now Playing8minWhy Do We Love Zombies?
- Now Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing6minIs Futurama the Best Argument Against Transhumanism?
- Now Playing3minSuper Mario Brothers as Surrealist Art?
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing8minIs Sad Music Actually Sad?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing9minDoes Math Really Exist?
- Now Playing3minAre Holograms Nostalgia or a New Form of Art?
- Now Playing3minAre Holograms Nostalgia or a New Form of Art?