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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 Playing13minWhat's The Universe's Strongest Particle Accelerator?
- Now Playing9minThe Surprising Power of Sex in Evolution
- Now Playing14minCan Black Holes Unify General Relativity & Quantum Mechanics?
- Now Playing11minHas Streaming Made It Harder to Find New Music You Love?
- Now Playing21minInterstellar Expansion WITHOUT Faster Than Light Travel
- Now Playing9minThe Second Time Sponges Took Over The World
- Now Playing12minIs This North American Sea Serpent Real or a Hoax?
- 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
It's Okay to Be Smart
- Now Playing5minHow Your Body Knows Left From Right
- Now Playing5minThis Rainforest Caterpillar Looks Like Donald Trump
- Now Playing6minUnderstanding Climate Science
- Now Playing5minHow Science Defines A Year
- Now Playing8minIs There Intelligent Life Beyond Earth?
- Now Playing8minWhere On Earth Do You Weigh The Least?
- Now Playing7minSonic the Hedgehog Is Why You Have Thumbs!
- Now Playing5minWhy Are The Bees Dying?
- Now Playing5minWhy Is The Universe So Empty? (ft. PHD Comics!)
- Now Playing4minThe Romantic Lure of Moonlight
- Now Playing2minCan Evolution Create Information? - 12 Days of Evolution #9
- Now Playing3minWhy Does Time Go Forward?
- Now Playing2minAre Humans Still Evolving? 12 Days of Evolution #11
- Now Playing6minCan Coral Reefs Survive Climate Change? #OursToLose
- Now Playing8minIs Ultron Inevitable?
- Now Playing6minRelationship Advice from the Animal Kingdom
- Now Playing4minGoats!
- Now Playing4minThere Was No First Human
- Now Playing5minThe Small Problem With Shrinking Ourselves
- Now Playing3minWhy is the sky any color?
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 Playing7minHow Columbus Invented Cannibals
- Now Playing8minWhy is there a North and South Korea?
- 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 Playing7minWhich College Majors Give the Most Bang for Your Buck?
- Now Playing6minFighting the Wedding Industrial Complex
- Now Playing6minIs My Identity Safe From Hackers?
- Now Playing7minMoney, A Global Game of Trust
- Now Playing7minFighting the Financial Pitfalls of the Supermarket
- Now Playing5minDo Kids Need to Learn About Money?
- Now Playing7minHow Retailers Stalk You Online
- Now Playing5minInsta-Everything
- Now Playing7minIs Your Side Hustle Hustling You?
- Now Playing7minShould I Invest In Cannabis Stocks?
- Now Playing6minHow to Ask for a Raise
- Now Playing7minWhat's The Real Cost of Dying?
- Now Playing6minTop 5 Biggest Financial Scams
- Now Playing7minWhy It's More Expensive To Be Poor
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing4minWhat is the DOW?
- Now Playing6minThe Ugly Truth About Airline Miles
Monstrum
- Now Playing12minAre Cyborgs Really Monsters?
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
- Now Playing9minPost-Dracula Vampires: From Anne Rice to Twilight
- Now Playing13minUnicorns: Magical Icons or Violent Beasts?
- Now Playing10minTikbálang: The Filipino Nightmare Shapeshifter
- Now Playing26minThe Killer Origins of the Werewolf
- Now Playing9minAdze: the Shapeshifting Firefly from West Africa
- Now Playing17minAlien Abduction and UFOs: Why Are Grays So Common?
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing12minHave Humans Always Feared Sharks?
- 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 Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing12minDon't Let Them In! The Urban Legends of Black-Eyed Children
- Now Playing12minTaotie: The Mystery of Chinese Mythology's Famous Glutton
- Now Playing7minRelease the Kraken!
- Now Playing14minThe Untold Secrets of Pokémon's Monster Mythology
- Now Playing7minAre White Walkers Really Nordic Zombies?
- Now Playing31minThe Werewolf's Modern Metamorphosis
Eons
- Now Playing11minWas This Dinosaur a Cannibal?
- Now Playing8minHow a Hot Planet Created the World's Biggest Snake
- Now Playing8minThe Weird, Watery Tale of Spinosaurus
- Now Playing9minWhen Insects First Flew
- Now Playing10minHow Plants Became Carnivores
- Now Playing12minWhen Giant Scorpions Swarmed the Seas
- Now Playing7minThe Great Snake Debate
- Now Playing8minHow a Mass Extinction Event Created the Amazon
- Now Playing9minCould Neanderthals Use Symbolism?
- Now Playing4minThe Strange Case of the Buzzsaw Jaws
- Now Playing13minHow Plate Tectonics Transformed Los Angeles
- 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 Playing9minWhen a Giant Pterosaur Ruled the European Islands
- Now Playing8minWhen the Rainforests Collapsed
- Now Playing10minThe Last Time the Globe Warmed
- Now Playing12minWhat Was the Ancestor of Everything?
- Now Playing10minHow Horses Took Over North America (Twice)
Hot Mess
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing9minHow to Talk About Climate Change
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- 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 Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- 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 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 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 Playing6minSeeing Beyond the Human Eye
- Now Playing13minThe Phantom Singularity
- Now Playing13minIs an Ice Age Coming?
- Now Playing10minStrange Stars
- Now Playing16minWhy String Theory is Wrong
- Now Playing10minThe Vacuum Catastrophe
- Now Playing13minFirst Detection of Light from Behind a Black Hole
- Now Playing13minIs Time Travel Impossible?
- Now Playing15minPerpetual Motion From Negative Mass?
- Now Playing11minFirst Detection of Life
- Now Playing14minDoes Life Need a Multiverse to Exist?
- Now Playing11minMartian Evolution
- Now Playing20minDoes Many Worlds Explain Quantum Probabilities?
- Now Playing5minCould NASA Start the Zombie Apocalypse?
- Now Playing16minGalaxies, part 2: Crash Course Astronomy #39
- Now Playing14minAre Virtual Particles A New Layer of Reality?
Beat Making Lab
- 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
- Now Playing3minGet Your Drums Right
- Now Playing2minField Trip: Prison Beats
- Now Playing2minMashup: National Anthems
- Now Playing10minHeartbeats of Fiji
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- 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 Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing4minPortobelo (music video)
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
Infinite Series
- 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 Playing13minWhat is a Random Walk?
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing15minArrow's Impossibility Theorem
- Now Playing11minThe Geometry of SET
- Now Playing14minBuilding an Infinite Bridge
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing14minCan a Chess Piece Explain Markov Chains?
- Now Playing9minBeyond the Golden Ratio
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
Idea Channel
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- 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 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 Playing8minIs Developing Artificial Intelligence (AI) Ethical?
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing5minAre You a Hipster?
- 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?