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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 Playing5min23 Reasons to be Cheerful (Thanks to Science!)
- Now Playing6minThe Most Extreme Life Forms On Earth... And Beyond?
- Now Playing4minA Slice of Pizza Science!
- Now Playing8minAsteroids, Meteors, and Comets... OH MY!!!
- Now Playing4minMy Date With A Giant Pacific Octopus!
- Now Playing5minThe Scale of the Universe
- Now Playing5minYour #ScienceWoman Heroes
- Now Playing6minDoomsday Machines
- Now Playing6minThe Surprising Origin of Thanksgiving Foods
- Now Playing6minThe Most Extreme Life Forms On Earth... And Beyond?
- Now Playing7minHow Do Glaciars Move?
- Now Playing2minThe Sun Is A Magnet!
- Now Playing6minThe Amazing Science of DUST?
- Now Playing6minWho Shares Your Birthday?
- Now Playing6minThomas Jefferson and The Giant Moose
- Now Playing2minWhy Do Men Have Nipples? - 12 Days of Evolution #7
- Now Playing7minTheory vs Hypothesis vs Law
- Now Playing7minHow to be Crushed by the Atmosphere!
- Now Playing5minGhosts of Evolution
- Now Playing3minThe Equinox Isn't What You Think It Is
Origin of Everything
- 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 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 Playing7minWhy Are There So Few Women in Computer Science?
- Now Playing8minWhy Do We Wash Our Hands After Going to the Bathroom?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing10min6 Weird Facts About the History of Birth Control
- Now Playing10minWhy Do We Have Hobbies?
- 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?
Two Cents
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing4minWhat is the DOW?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing7minLove and Money
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minWomen Financial Superpowers
- Now Playing6minMoving Without Spending a Fortune
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing7minCan You Really Retire in Your 30s?
Monstrum
- Now Playing10minHow Bloody Mary Turns Fear Into Fun
- Now Playing11minCan All Monsters Be Traced Back to Tiamat?
- Now Playing12minThe Origins of 'Big Bug' Science Fiction
- Now Playing13minLeprechaun: From Gold-Loving Cobbler to Cultural Icon
- Now Playing17minModern Zombies: The Rebirth of the Undead
- Now Playing10minIs Yuki-onna the Most Terrifying Snow Monster?
- Now Playing10minYara-ma-yha-who: Australia's Regurgitating, Blood-Sucking Mo
- Now Playing13minWhat Happened During Our Scary Slumber Party
- Now Playing12minDeath Worms: Fact or Fiction?
- Now Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
- Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
- Now Playing13minThe SCP Foundation: Declassified
- 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 Playing10minJorōgumo: 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
Eons
- Now Playing10minHow Dogs (Eventually) Became Our Best Friends
- Now Playing12minAnimals Are Older Than We Thought
- Now Playing10minThat Time the American West Blew Up
- Now Playing12minThe Humans That Lived Before Us
- Now Playing8minInside the Dinosaur Library
- Now Playing8minDo Thunderbeasts Prove Giant Animals Are Inevitable?
- Now Playing12minWhen Antarctica Was Green
- Now Playing12minWhere Are All the Medium-Sized Dinosaurs?
- Now Playing8minThe Hellacious Lives of the "Hell Pigs"
- Now Playing10minThe World Before Plate Tectonics
- Now Playing10minHow Weasels Got Skinny
- Now Playing12minWhen Birds Had Teeth
- Now Playing5minWhen Whales Walked
- Now Playing10minWhen Humans Were Prey
- Now Playing10minThe Neanderthals That Taught Us About Humanity
- Now Playing10minThese Creatures Were Darwin's Greatest Enemy
- Now Playing10minWhen We First Made Tools
- Now Playing8minHow Did Our Most Famous Ancestor Really Die?
- Now Playing8minThat Time It Rained for Two Million Years
- Now Playing12minWhen Bats Took Flight
Hot Mess
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- 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 Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- 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 Playing4minCould Space Mirrors Cool The Globe?
- 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?
Space Time
- Now Playing11minWe Are Star Stuff
- Now Playing13minDid Time Start at the Big Bang?
- Now Playing11minHow Asteroid Mining Will Save Earth
- Now Playing11minWhy Quasars are so Awesome
- Now Playing11min5 REAL Possibilities for Interstellar Travel
- Now Playing12minWhat Survives Inside A Black Hole?
- Now Playing10minIs Quantum Tunneling Faster than Light?
- Now Playing11minIs Gravity An Illusion?
- Now Playing10minThe One-Electron Universe
- Now Playing8minIs The Alcubierre Warp Drive Possible?
- Now Playing13minThe Real Star Wars
- Now Playing10minThe Vacuum Catastrophe
- Now Playing6minS2: The Future of Gravitational Waves
- Now Playing9minBlack Hole Swarms
- Now Playing12minThe Black Hole Information Paradox
- Now Playing8minDoes Dark Matter BREAK Physics?
- Now Playing9minGeneral Relativity & Curved Spacetime Explained!
- Now Playing9minThe Treasures of Trappist-1
- Now Playing10minLife on Europa?
- Now Playing14minBlack Hole Harmonics
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 Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
Infinite Series
- Now Playing9minAssociahedra: The Shapes of Multiplication
- Now Playing14minBuilding an Infinite Bridge
- Now Playing16minHow to Break Cryptography
- Now Playing11minThe Geometry of SET
- Now Playing11minDefining Infinity
- Now Playing8minTelling Time on a Torus
- Now Playing10minInstant Insanity Puzzle
- Now Playing13minNetwork Mathematics and Rival Factions | Infinite Series
- Now Playing12minProving Pick's Theorem
- Now Playing14minMaking Probability Mathematical
- Now Playing11minWhat are Numbers Made of?
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing17minSplitting Rent with Triangles
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing11minDefining Infinity
- Now Playing9minProving Brouwer's Fixed Point Theorem
- Now Playing8minHow to Divide by "Zero"
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
Idea Channel
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing9minIs Community a Postmodern Masterpiece?
- Now Playing8minIs Piracy Helping Game of Thrones?
- Now Playing3minWhat Makes a Pop Star Authentic?
- Now Playing4minThe Bronies Phenomenon
- Now Playing6minAre MP3s & Vinyl Better than Live Music?
- Now Playing7minCan Dungeons & Dragons Make You Confident & Successful?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing5minIs Facebook Changing Our Identity?
- 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?
- Now Playing8minIs Developing Artificial Intelligence (AI) Ethical?
- Now Playing5minAre You a Hipster?