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Infinite SeriesMathematician Kelsey Houston-Edwards offers ambitious content for viewers that are eager to attain a greater understanding of the world around them.
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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 Playing5minSolving the Puzzle of Plate Tectonics
- Now Playing5minWhy Do We Itch?
- Now Playing6minRelationship Advice from the Animal Kingdom
- Now Playing4minThe Surprising Places We Waste Energy
- Now Playing8minWhy Do We Have to Sleep
- Now Playing5minDe-Extinction: A Mammoth Undertaking
- Now Playing8minNobel Prizes: Past, Present... and Future?
- Now Playing7minInside the World of Fire Ants!
- Now Playing7minCould You Be Immune To Everything?
- Now Playing6minWhy Are Cicadas So Good At Math?
- Now Playing6minThe Oldest Living Things In The World
- Now Playing6minHow The Pyramids Were Built (Pyramid Science Part 2)
- Now Playing8minThe Deadliest Flu Season in History?
- Now Playing6minThe Surprising Origin of Thanksgiving Foods
- Now Playing9minSo You Want to go to Mars?
- Now Playing5minWhy Do We Itch?
- Now Playing5minBeavers: The Smartest Things in Fur Pants
- Now Playing8minIs Space A Thing?
- Now Playing4minWe're Mainly Microbe: Meet Your Microbiome
- Now Playing3minDoes Evolution Have a Point? 12 Days of Evolution #12
Origin of Everything
- Now Playing6minWhy it Was Illegal to be Ugly?
- Now Playing10minWould You Have Joined the American Revolution?
- Now Playing11minWhy Are We Obsessed with Cults?
- Now Playing9minWhat If There Were No Taxes?
- Now Playing10minThe Origin of Race in the USA
- Now Playing9minHow Did Edison Invent Christmas Lights?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing10minDo Standardized Tests Do More Harm Than Good?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing8minWhy Do We Wash Our Hands After Going to the Bathroom?
- Now Playing7minWhy Are There So Few Women in Computer Science?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing10min6 Weird Facts About the History of Birth Control
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing8minWhere Does the #Hashtag Symbol Come From?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing9minDoes the Rorschach Inkblot Test Work?
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 Playing6minHow to Ask for a Raise
- Now Playing7minWhat's The Real Cost of Dying?
- 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 Playing5minInsta-Everything
- Now Playing7minHow Retailers Stalk You Online
- Now Playing7minIs Your Side Hustle Hustling You?
- Now Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
- Now Playing9minHow Smart Entrepreneurs Think About PRICES!
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing5minHow are credit scores calculated?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing6minWomen Financial Superpowers
Monstrum
- Now Playing11minCan All Monsters Be Traced Back to Tiamat?
- Now Playing10minHow Bloody Mary Turns Fear Into Fun
- Now Playing10minIs Yuki-onna the Most Terrifying Snow Monster?
- Now Playing17minModern Zombies: The Rebirth of the Undead
- Now Playing12minThe Origins of 'Big Bug' Science Fiction
- Now Playing13minLeprechaun: From Gold-Loving Cobbler to Cultural Icon
- Now Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
- Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
- Now Playing12minDeath Worms: Fact or Fiction?
- Now Playing13minWhat Happened During Our Scary Slumber Party
- Now Playing13minThe SCP Foundation: Declassified
- Now Playing10minYara-ma-yha-who: Australia's Regurgitating, Blood-Sucking Mo
- Now Playing10minThe Enchanting Fairies of Celtic Lore
- Now Playing10minPontianak: The Vampiric Ghost of Southeast Asia
- Now Playing6minRethinking Frankenstein's Monster
- Now Playing11minThe Original Urban Legend: Spring-Heeled Jack
- Now Playing10minWill-o'-the-Wisp: Monstrous Flame or Scientific Phenomenon?
- Now Playing6minThe Origin of Medusa
- Now Playing11minBasilisk or Cockatrice? The Mysterious King of Serpents
- Now Playing10minJorōgumo: The Deadly Spider Woman from Yokai Lore
Eons
- Now Playing9minWhen Insects First Flew
- Now Playing8minThe Weird, Watery Tale of Spinosaurus
- Now Playing12minWhen Giant Scorpions Swarmed the Seas
- Now Playing10minHow Plants Became Carnivores
- Now Playing8minHow a Hot Planet Created the World's Biggest Snake
- Now Playing11minWas This Dinosaur a Cannibal?
- Now Playing4minThe Strange Case of the Buzzsaw Jaws
- Now Playing13minHow Plate Tectonics Transformed Los Angeles
- Now Playing8minHow a Mass Extinction Event Created the Amazon
- Now Playing7minThe Great Snake Debate
- Now Playing9minCould Neanderthals Use Symbolism?
- Now Playing11minHow Earth's First, Unkillable Animals Saved the World
- Now Playing10minWhy We Only Have Ten Toes (It's a Long Story)
- Now Playing9minIt's Becoming Very Clear That Birds Are Not Normal
- Now Playing10minHow Horses Took Over North America (Twice)
- Now Playing8minWhen the Rainforests Collapsed
- Now Playing9minWhen a Giant Pterosaur Ruled the European Islands
- Now Playing12minWhat Was the Ancestor of Everything?
- Now Playing10minHow Horses Took Over North America (Twice)
- Now Playing10minThe Last Time the Globe Warmed
Hot Mess
- Now Playing7minWhat's The Best Car For The Climate?
- Now Playing5minWhat Happened to Nuclear Power?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
- Now Playing4minHow Much Energy Does the Internet Use?
- Now Playing5minWhy Climate Change is Unjust
- Now Playing5minWhat Happened to Nuclear Power?
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing6minWill Big Oil Have To Pay Up Like Big Tobacco?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
- 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 Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
Space Time
- Now Playing13minHow Will the Universe End?
- Now Playing6minWhat Planet Is Super Mario World?
- Now Playing11minHow Time Becomes Space Inside a Black Hole
- Now Playing13minA Brief History of the Universe: Crash Course Astronomy #44
- Now Playing11minHow Time Becomes Space Inside a Black Hole
- Now Playing13minHow Does Gravity Escape A Black Hole?
- Now Playing11minThe Fate of the First Stars
- Now Playing12minLife in the Universe: Crash Course Astronomy #46
- Now Playing7minShould We Colonize Venus Instead of Mars?
- Now Playing12minHawking Radiation
- Now Playing10minShould Space be Privatized?
- Now Playing14minThe Evolution of the Modern Milky Way Galaxy
- Now Playing12minHow to See Black Holes + Kugelblitz Challenge Answer
- Now Playing11minThe Physics of Life (ft. It's Okay to be Smart & PBS Eons!)
- Now Playing11minHow to Build a Blackhole
- Now Playing12minAre the Fundamental Constants Changing?
- Now Playing13minThe Real Star Wars
- Now Playing10minScientists Have Detected the First Stars
- Now Playing13minWhite Holes
- Now Playing16minHow Can Matter Be Both Liquid And Gas?
Beat Making Lab
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing2minMashup: National Anthems
- Now Playing10minHeartbeats of Fiji
- Now Playing3minGet Your Drums Right
- Now Playing2minField Trip: Prison Beats
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing2minWhat's In the Backpack?
- Now Playing5minBehind the Beat: Portobelo
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing4minPortobelo (music video)
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
Infinite Series
- 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 Playing10minThe Assassin Puzzle
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing17minSplitting Rent with Triangles
- Now Playing14minWhy Computers are Bad at Algebra
- 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 Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing11minThe Geometry of SET
- Now Playing15minArrow's Impossibility Theorem
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing14minBuilding an Infinite Bridge
- Now Playing14minCan a Chess Piece Explain Markov Chains?
Idea Channel
- Now Playing7minCan Dungeons & Dragons Make You Confident & Successful?
- Now Playing6minAre MP3s & Vinyl Better than Live Music?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing4minThe Bronies Phenomenon
- Now Playing3minWhat Makes a Pop Star Authentic?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing9minIs Community a Postmodern Masterpiece?
- Now Playing8minIs Piracy Helping Game of Thrones?
- Now Playing8minIs Developing Artificial Intelligence (AI) Ethical?
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing5minAre You a Hipster?
- Now Playing8minIs Sad Music Actually Sad?
- Now Playing9minDoes Math Really Exist?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing3minAre Holograms Nostalgia or a New Form of Art?
- Now Playing3minAre Holograms Nostalgia or a New Form of Art?
- Now Playing6minIs Futurama the Best Argument Against Transhumanism?
- Now Playing3minSuper Mario Brothers as Surrealist Art?