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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 Playing9minSo You Want to go to Mars?
- Now Playing6minThe Surprising Origin of Thanksgiving Foods
- Now Playing6minThe Delicious Science of CHEESE!
- Now Playing3minYour Mom is LITERALLY Part Of You!
- Now Playing10minExoplanets: Are There Other Earths?
- Now Playing8minIs Space A Thing?
- Now Playing4minWe're Mainly Microbe: Meet Your Microbiome
- Now Playing5minBeavers: The Smartest Things in Fur Pants
- Now Playing5minWhy Do We Itch?
- Now Playing5minHow Many Heartbeats Do We Get?
- Now Playing3minDoes Evolution Have a Point? 12 Days of Evolution #12
- Now Playing3minWhere Does the Smell of Rain Come From?
- Now Playing3minBuilding Curiosity
- Now Playing7minWhich Life Form REALLY Dominates Earth?
- Now Playing4minCuttlefish: Tentacles In Disguise
- Now Playing6minRelationship Advice from the Animal Kingdom
- Now Playing5minWhy Do We Itch?
- Now Playing5minSolving the Puzzle of Plate Tectonics
- Now Playing5minDe-Extinction: A Mammoth Undertaking
- Now Playing8minWhy Do We Have to Sleep
Origin of Everything
- Now Playing9minWhat If There Were No Taxes?
- Now Playing11minWhy Are We Obsessed with Cults?
- Now Playing6minWhy it Was Illegal to be Ugly?
- Now Playing10minWould You Have Joined the American Revolution?
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing10minDo Standardized Tests Do More Harm Than Good?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minHow Did Edison Invent Christmas Lights?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing10minThe Origin of Race in the USA
- Now Playing10min6 Weird Facts About the History of Birth Control
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing8minWhy Do We Wash Our Hands After Going to the Bathroom?
- Now Playing7minWhy Are There So Few Women in Computer Science?
- Now Playing11minModern Warfare and Alien Invasions
- Now Playing7minWhy are 18 Year Olds Considered Adults?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing10minWhy Does the Government Need to Know My Race?
Two Cents
- Now Playing7minLove and Money
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minMoving Without Spending a Fortune
- Now Playing6minWomen Financial Superpowers
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing4minWhat is the DOW?
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing5minBudgeting Basics
- Now Playing8min5 Ways People Are Dumb About Money
Monstrum
- Now Playing26minThe Killer Origins of the Werewolf
- Now Playing17minAlien Abduction and UFOs: Why Are Grays So Common?
- Now Playing9minAdze: the Shapeshifting Firefly from West Africa
- Now Playing9minPost-Dracula Vampires: From Anne Rice to Twilight
- Now Playing13minUnicorns: Magical Icons or Violent Beasts?
- Now Playing10minTikbálang: The Filipino Nightmare Shapeshifter
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
- Now Playing12minAre Cyborgs Really Monsters?
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing12minDon't Let Them In! The Urban Legends of Black-Eyed Children
- Now Playing12minTaotie: The Mystery of Chinese Mythology's Famous Glutton
- Now Playing14minThe Untold Secrets of Pokémon's Monster Mythology
- Now Playing7minAre White Walkers Really Nordic Zombies?
- Now Playing7minRelease the Kraken!
- Now Playing7minKasagonagá: The Cute, Kind Monster We All Need Right Now
- Now Playing13minUncovering the Enigma: Sasquatch Sightings
- Now Playing11minMari Lwyd: The Skeleton Horse's Deep Past with Christmas
- Now Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing7minEl Chupacabras, a Modern Mystery
Eons
- Now Playing10minWhen Fish Wore Armor
- Now Playing8minThat Time It Rained for Two Million Years
- Now Playing8minWhat Happened to the World's Greatest Ape?
- Now Playing8minThe Ghostly Origins of the Big Cats
- Now Playing10minHow 7,000 Years of Epic Floods Changed the World
- Now Playing12minCan We Get DNA From Fossils?
- Now Playing10minThe Facts About Dinosaurs & Feathers
- Now Playing9minWhen Rodents Had Horns
- Now Playing9minThe Invisible Barrier Keeping Two Worlds Apart
- Now Playing11minHow a Mass Extinction Changed Our Brains
- Now Playing13minAn Illustrated History of Dinosaurs
- Now Playing9minThe Fungi That Turned Ants Into Zombies
- Now Playing13minHow Evolution Works (And How We Figured It Out)
- Now Playing6minThe Time Terror Birds Invaded
- Now Playing8minWhen Dinosaur Look-Alikes Ruled the Earth
- Now Playing7minWhen Giant Deer Roamed Eurasia
- Now Playing8minHow Plate Tectonics Gave Us Seahorses
- Now Playing12minWhat Was the Ancestor of Everything?
- Now Playing10minWhy The Paleo Diet Couldn't Save The Neanderthals
- Now Playing14minThe History of Climate Cycles (and the Woolly Rhino)
Hot Mess
- 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 Playing5minWhat Happened to Nuclear Power?
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
- Now Playing4minHow Much Energy Does the Internet Use?
- Now Playing13minThe Rise of Climate Fiction feat. Lindsay Ellis & Amy Brady
- Now Playing12minOur Food System is Rigged feat. Sheril Kirshenbaum
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- 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 Playing5minWhy We Confuse Weather and Climate
- Now Playing5minWhy Climate Change is Unjust
- Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
- Now Playing4minHow Much Energy Does the Internet Use?
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
Space Time
- Now Playing9minWhy the Big Bang Definitely Happened
- Now Playing15minThe Holographic Universe Explained
- Now Playing9minThe Great American Eclipse
- Now Playing15minIs Interstellar Travel Impossible?
- Now Playing13minQuantum Theory's Most Incredible Prediction
- Now Playing15minDid Life on Earth Come from Space?
- Now Playing8minWhat Happens At The Edge Of The Universe?
- Now Playing15minWhy Is 1/137 One of the Greatest Unsolved Problems
- Now Playing13minHorizon Radiation
- Now Playing11minS2: How the Quantum Eraser Rewrites the Past
- Now Playing13minDid Dark Energy Just Disappear?
- Now Playing9minThe Real Meaning of E=mc²
- Now Playing9minHow Close To The Sun Can Humanity Get?
- Now Playing16minHow Electron Spin Makes Matter Possible
- Now Playing11minCitizen Science
- Now Playing11minSuperluminal Time Travel + Time Warp Challenge Answer
- Now Playing19minAre Space and Time Real?
- Now Playing11minHow Asteroid Mining Will Save Earth
- Now Playing17minThorium and the Future of Nuclear Energy
- Now Playing15minHow To Know If It's Aliens
Beat Making Lab
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing10minHeartbeats of Fiji
- Now Playing2minMashup: National Anthems
- Now Playing2minField Trip: Prison Beats
- Now Playing3minGet Your Drums Right
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing5minBehind the Beat: Portobelo
- Now Playing2minWhat's In the Backpack?
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing4minPortobelo (music video)
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing3minBeat Making Challenge #2: Kora Riddim
Infinite Series
- Now Playing11minCan We Hear Shapes?
- Now Playing14minInfinite Chess
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing11minWhat are Numbers Made of?
- Now Playing12minHow Infinity Explains the Finite
- Now Playing8minThe Multiplication Multiverse
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing11minCan We Hear Shapes?
- Now Playing10minInstant Insanity Puzzle
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing9minAssociahedra: The Shapes of Multiplication
- Now Playing9minProving Brouwer's Fixed Point Theorem
- Now Playing14minMaking Probability Mathematical
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing11minTopology vs "a" Topology
- Now Playing13minNetwork Mathematics and Rival Factions | Infinite Series
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing9minCan You Solve the Poison Wine Challenge?
Idea Channel
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing8minWhy Do We Love Zombies?
- Now Playing4minIs Instagram Revolutionizing Photography?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- Now Playing5minDo We Want the World to End?
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing5minWill Space Travel Save Us All?
- Now Playing8minIs Buying Call of Duty a Moral Choice?
- Now Playing8minIs Developing Artificial Intelligence (AI) Ethical?
- Now Playing5minAre You a Hipster?
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- 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 Playing8minIs Sad Music Actually Sad?