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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 Playing5minMuch A-Do About Hair
- Now Playing7minEngines of Destruction: How Hurricanes Work
- Now Playing7minWhy Do You Love Your Family?
- Now Playing4minOrchid Mantis: Looks That Kill
- Now Playing5minSolving the Puzzle of Plate Tectonics
- Now Playing11minWhy Are So Many People Allergic To Food?
- Now Playing7minYour Salad Is Trying To Kill You
- Now Playing10minThe Impossible Hugeness of Deep Time
- Now Playing4minHow Many Stars Are There?
- Now Playing7minWe Got Ants In Our Plants!
- Now Playing8minHow Big is the Solar System?
- Now Playing7minWhy Vaccines Work
- Now Playing2minEvolution Is Dumb - 12 Days of Evolution #6
- Now Playing7minWhat is Farthest Away?
- Now Playing4minMy Date With A Giant Pacific Octopus!
- Now Playing7minSonic the Hedgehog Is Why You Have Thumbs!
- Now Playing6min100,000,000 Years From Now
- Now Playing5minDo Animals Mourn Their Dead?
- Now Playing9minThe Sixth Extinction
- Now Playing5minHow Many Species Are There?
Origin of Everything
- Now Playing9minWhat If Islam Conquered Europe?
- Now Playing11minWhat is Racial Passing?
- Now Playing10minWhy Is There a Minimum Wage?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing10minHow WWII Created Godzilla & Mecha Robots
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing9minIs the Rosa Parks Story True?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing8minWhy Do Women Shave Their Legs?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- 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 Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing4minWhat is the DOW?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minMoving Without Spending a Fortune
- Now Playing6minWomen Financial Superpowers
- 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 Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
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 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 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 Playing10minJorÅgumo: The Deadly Spider Woman from Yokai Lore
- Now Playing11minBasilisk or Cockatrice? The Mysterious King of Serpents
Eons
- Now Playing9minThe Huge Extinctions We Are Just Now Discovering
- Now Playing9minThe Two People We're All Related To
- Now Playing6minThe Search for the Earliest Life
- Now Playing10minWhen Ants Domesticated Fungi
- Now Playing12minCan We Get DNA From Fossils?
- Now Playing9minThe Two People We're All Related To
- Now Playing10minHow 7,000 Years of Epic Floods Changed the World
- Now Playing7minWhen Giant Fungi Ruled
- Now Playing8minThe Extreme Hyenas That Didn't Last
- Now Playing5minStegosaurs: Tiny Brains & Thagomizers
- Now Playing6minHistory's Most Powerful Plants
- Now Playing10minA Short Tale About Diplodocus' Long Neck
- Now Playing10minWhat Will Earth Be Like 300 Million Years From Now?
- Now Playing13minFrom the Fall of Dinos to the Rise of Humans
- Now Playing10minFAQs From Our First Year
- Now Playing12minA Natural History of Mars
- Now Playing9minHow the Turtle Got Its Shell
- Now Playing8minWhere Did Viruses Come From?
- Now Playing9minThe Fossil Record In Your Mouth
- Now Playing11minHow We Identified One of Earth's Earliest Animals
Hot Mess
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minWhat's actually the worst greenhouse gas?
- 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
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing4minCould Space Mirrors Cool The Globe?
- 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?
Space Time
- Now Playing15minDoes Space Emerge From A Holographic Boundary?
- Now Playing10minScientists Have Detected the First Stars
- Now Playing14minWhat are the Strings in String Theory?
- Now Playing15minHow Quantum Entanglement Creates Entropy
- Now Playing6minSpace Used to Be Orange!!
- Now Playing12minScience of the James Webb Telescope Explained!
- Now Playing16minIs 'Perpetual Motion' Possible with Superfluids?
- Now Playing13minHow To Capture Black Holes
- Now Playing10minZero-Point Energy Demystified
- Now Playing13minNew Results in Quantum Tunneling vs. The Speed of Light
- Now Playing15minIs Dark Energy Getting Stronger?
- Now Playing13minHow Black Holes Spin Space Time
- Now Playing11minHow to Build a Blackhole
- Now Playing17minHow Much Of The Universe Can Humanity Ever See?
- Now Playing11minBlack Holes from the Dawn of Time
- Now Playing13minSupersymmetric Particle Found?
- Now Playing12minWhy We Should Put Rockets On the Moon
- Now Playing9min5 Ways to Stop a Killer Asteroid
- Now Playing18minWhat If There's A Black Hole Inside The Sun?
- Now Playing9minHow Gaia Changed Astronomy Forever
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 Playing9minBeyond the Golden Ratio
- Now Playing11minSingularities Explained
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing14minInfinite Chess
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing10minThe Assassin Puzzle
- Now Playing8minHow to Divide by "Zero"
- Now Playing9minA Hierarchy of Infinities
- Now Playing15minArrow's Impossibility Theorem
- Now Playing11minTopology vs "a" Topology
- Now Playing9minBeyond the Golden Ratio
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing14minBuilding an Infinite Bridge
Idea Channel
- Now Playing9minIs the Universe a Computer?
- Now Playing5minHow will the Animated GIF affect the Presidential Election?
- Now Playing5minIs CSS and Website Design a Fashion Statement?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing6minWhat Do Santa and Wrestling Have In Common?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing8minDo Knock-Offs Prove the Value of a Brand?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing9minCan Video Games Become the Next Spectator Sport?
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing4minThe Bronies Phenomenon
- Now Playing9minIs a DOS Attack a Weapon?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing6minThe Retro Awesomeness of Adventure Time
- Now Playing6minShould "Happy Birthday" be Protected by Copyright?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing5minIs William Gibson A Modern Day Oracle?