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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 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
- Now Playing8minWhat Was The Earliest Surgery?
It's Okay to Be Smart
- Now Playing5minSpit: Everything You Never Wanted To Know
- Now Playing5minWhat If There Were No Sharks?
- Now Playing6minWhich Came First - Flowers or Bees?
- Now Playing7minCould Bigfoot REALLY Exist?
- Now Playing2minWhat Is Evolution, Anyway? - 12 Days of Evolution #1
- Now Playing7minMusical Tesla Coils in Slow Motion! Featuring Physics Girl
- Now Playing6minWhy Are Some People Left-Handed?
- Now Playing5minHow Many Trees Are There?
- Now Playing6minWhy Don't Other Animals Wear Glasses?
- Now Playing6minThe Oldest Living Things In The World
- Now Playing8minWhen Science Fiction Becomes Science Fact
- Now Playing8minTuatara All the Way Down
- Now Playing6minWhat Do Raindrops Really Look Like?
- Now Playing9minWhat Would Trees Look Like On Other Planets?
- Now Playing4minThis is a SUPER BLOOD MOON! Lunar Eclipses Explained
- Now Playing11minHow Some Words Get Forgetted
- Now Playing6minHow To Hit A Fastball (According To Science!!!)
- Now Playing4minWhat Color Is The Moon?
- Now Playing7minWhy Don't Woodpeckers Get Concussions?
- Now Playing7minWhere Did Humans Come From?
Origin of Everything
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing9minWhat If Islam Conquered Europe?
- Now Playing10minWhy Is There a Minimum Wage?
- Now Playing11minWhat is Racial Passing?
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing9minIs the Rosa Parks Story True?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing8minWhy Do Women Shave Their Legs?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing10minHow WWII Created Godzilla & Mecha Robots
- Now Playing8minWhy Do Women Give Birth Lying Down?
- Now Playing8minWhy Was Crossdressing Illegal?
- Now Playing8minWhen DId Marriage Become about Love?
- Now Playing7minWhy Do We Say "Asian American" Not "Oriental"?
Two Cents
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minWomen Financial Superpowers
- Now Playing6minMoving Without Spending a Fortune
- Now Playing7minLove and Money
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing5minBudgeting Basics
- Now Playing6minDoes Wealth Make You Meaner?
Monstrum
- Now Playing14minHero, Beast, or Both? The Complex Lore of the Centaur
- Now Playing10minA Giant Monster With a Giant Problem
- Now Playing20minWhy George Romero Changed Zombies Forever
- Now Playing9minKrampus: Origins of the Yuletide Monster
- Now Playing12minWho Is This Japanese Yōkai That Is Obsessed With Your Butt?
- Now Playing13minMonster Plants and the Humans who Invent Them
- Now Playing17minThe Origins of the Zombie, from Haiti to the U.S.
- Now Playing10minEl Silbón: The Deadly Whistler of the Grasslands
- Now Playing10minSlender Man: How The Internet Created a Monster
- Now Playing10minHow a Children's Book Introduced Us To Our Inner Demons
- Now Playing11minIs Siren Head the Ultimate Modern Monster?
- Now Playing6minThe Original Headless Horseman
- Now Playing17minTrolls: Scandinavia's Malevolent, Magical Outcasts
- Now Playing11minWhy Has the Majestic Griffin Been Forgotten?
- Now Playing11minThe Macabre Origins of the Grim Reaper
- Now Playing12minHow Gargoyles Became Monsters
- Now Playing18minUnlocking the Mystery of Loch Ness
- Now Playing9minThe Hidden Origins of Nixie, the Scariest Little Mermaid
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
- Now Playing12minAre Cyborgs Really Monsters?
Eons
- Now Playing10minHow To Survive the Little Ice Age
- Now Playing6minDimetrodon: Our Most Unlikely Ancestor
- Now Playing11minWhen A Marsupial Became An Apex Predator
- Now Playing9minHow the Squid Lost Its Shell
- Now Playing8minThe Case of the Dinosaur Egg Thief
- Now Playing8minHow Two Microbes Changed History
- Now Playing6minThe Time Terror Birds Invaded
- Now Playing8minThat Time It Rained for Two Million Years
- Now Playing12minWhen Bats Took Flight
- Now Playing10minHow Blood Evolved (Many Times)
- Now Playing9minWhen Apes Conquered Europe
- Now Playing9minAre We All Actually Archaea?
- Now Playing6minHow Did Dinosaurs Get So Huge?
- Now Playing12minHow Humans Lost Their Fur
- Now Playing8minThe Rise and Fall of the Tallest Mammal to Walk the Earth
- Now Playing9minHow Humans Became (Mostly) Right-Handed
- Now Playing10minSomething Has Been Making This Mark For 500 Million Years
- Now Playing12minWhere Are All the Medium-Sized Dinosaurs?
- Now Playing8minThe Hellacious Lives of the "Hell Pigs"
- Now Playing10minThe World Before Plate Tectonics
Hot Mess
- 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 Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing9minHow to Talk About Climate Change
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- 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 Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
Space Time
- Now Playing14minDoes the Universe Create Itself?
- Now Playing14minCan You Observe a Typical Universe?
- Now Playing10minHave Gravitational Waves Been Discovered?!?
- Now Playing13minThe First Quantum Field Theory
- Now Playing8minAbsolute Cold
- Now Playing20minWhat if Humans Are Not Earth's First Civilization?
- Now Playing12minQuantum Invariance & The Origin of The Standard Model
- Now Playing10minWhat's Wrong With the Big Bang Theory?
- Now Playing14minNew Discovery About Supermassive Black Holes Explained!
- Now Playing15minIs Dark Energy Getting Stronger?
- Now Playing10minThe End of the Habitable Zone
- Now Playing12minHow to Detect Extra Dimensions
- Now Playing14minHave They Seen Us?
- Now Playing15minWhy Did Quantum Entanglement Win the Nobel Prize in Physics?
- Now Playing11minHabitable Exoplanets Debunked!
- Now Playing15minWhat If Our Understanding of Gravity Is Wrong?
- Now Playing15minWill Wormholes Allow Fast Interstellar Travel?
- Now Playing16minThe Equation That Explains (Nearly) Everything!
- Now Playing10minThe Andromeda-Milky Way Collision
- Now Playing11minThe Future of Space Telescopes
Beat Making Lab
- 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
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing4minDiablos (music video)
- 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
Infinite Series
- Now Playing14minInfinite Chess
- Now Playing11minWhat are Numbers Made of?
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing11minCan We Hear Shapes?
- Now Playing10minInstant Insanity Puzzle
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing8minThe Multiplication Multiverse
- Now Playing12minHow Infinity Explains the Finite
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing11minCan We Hear Shapes?
- Now Playing9minProving Brouwer's Fixed Point Theorem
- Now Playing14minMaking Probability Mathematical
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing9minAssociahedra: The Shapes of Multiplication
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing12minProving Pick's Theorem
Idea Channel
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing6minIs Minecraft the Ultimate Educational Tool?
- Now Playing7minHow are Justin Bieber, Franz Liszt and Jerusalem Connected?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing4minAre LOLCats and Internet Memes Art?
- Now Playing4minRussian Meteorites and Surveillance Culture
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing9minWill Kickstarter Replace Hollywood?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing8minIs a Tagged Instagram More Than Just a Photo?
- 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 Playing5minIs Facebook Changing Our Identity?