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It's Okay To Be SmartI'm Joe Hanson, Ph.D and this program is all about science, the amazing universe we live in and how science connects to every part of our life.
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- Now Playing21minInterstellar Expansion WITHOUT Faster Than Light Travel
- Now Playing12minIs This North American Sea Serpent Real or a Hoax?
- Now Playing13minComputers Can Predict When You're Going to Die... Here's How
- Now Playing10minHow Do You Preserve a Thousands Year Old Musical Style?
- Now Playing14minWhy This Mexican Genre Is Growing As Fast As K-Pop
- Now Playing17minWhat Happens If You Jump Into A Black Hole?
- Now Playing11minNo Single Cradle of Humankind
- Now Playing14minOur Understanding of Floods is ALL Wrong
- Now Playing10minWhy Do We Use Cringey Words for Loved Ones?
- Now Playing22minCan AI Help Us Talk to Whales?
It's Okay to Be Smart
- Now Playing5minThe Only Animal That Weeps
- Now Playing5minSpit: Everything You Never Wanted To Know
- Now Playing6minWhy Do Things Sound Scary?
- Now Playing5minThe Odds of Finding Life and Love
- Now Playing7minWhy Don't Ants Get Stuck in Traffic
- Now Playing4minWe're Mainly Microbe: Meet Your Microbiome
- Now Playing5minSunburn, Sweat and the Science of Summer!
- Now Playing5minThe Superb Owl!
- Now Playing4minWhy Seasons Make No Sense
- Now Playing7minIncredible Tails Of Amazing Whales!
- Now Playing6minIs Your Eye Color Real?
- Now Playing2minThe Sun Is A Magnet!
- Now Playing5minWhy Your Brain Is In Your Head
- Now Playing7minHow Baby Sea Turtles Find Their Way Home
- Now Playing5minMuch A-Do About Hair
- Now Playing4minThe Romantic Lure of Moonlight
- Now Playing6minInside an ICE CAVE! - Nature's Most Beautiful Blue
- Now Playing6minThe Surprising Origin of Thanksgiving Foods
- Now Playing12minWhat's In a 20,000 Year-Old Cube of Ice?
- Now Playing13minWhere Did Life Come From? (feat. PBS Space Time and Eons!)
Origin of Everything
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing9minIs the Rosa Parks Story True?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing8minWhy Do Women Shave Their Legs?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing10minHow WWII Created Godzilla & Mecha Robots
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing10minWhy Is There a Minimum Wage?
- Now Playing11minWhat is Racial Passing?
- Now Playing9minWhat If Islam Conquered Europe?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing10minWhat is Cultural Appropriation?
- Now Playing8minWhy Do Women Give Birth Lying Down?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing7minHistory of the Word "Gay"
Two Cents
- Now Playing7minFighting the Financial Pitfalls of the Supermarket
- Now Playing5minInsta-Everything
- Now Playing7minHow Retailers Stalk You Online
- Now Playing5minDo Kids Need to Learn About Money?
- Now Playing7minIs Your Side Hustle Hustling You?
- 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 Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
- Now Playing9minHow Smart Entrepreneurs Think About PRICES!
- Now Playing6minTop 5 Biggest Financial Scams
- Now Playing7minWhy It's More Expensive To Be Poor
- Now Playing6minHow to Ask for a Raise
- Now Playing7minWhat's The Real Cost of Dying?
- Now Playing7minShould I Invest In Cannabis Stocks?
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing6minWhat is The Cost of Pet Ownership?
Monstrum
- Now Playing8minCreepy Clowns: The Horror Behind the Laughter
- Now Playing12minWas Púca the Nightmare Bunny That Inspired Donnie Darko?
- Now Playing11minThe Fatal Song of the Sirens
- Now Playing8minNuckelavee: Scotland's Skinless Evil Monstrosity
- Now Playing14minThe Evolution of Creepy Dolls
- 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
- Now Playing6minRethinking Frankenstein's Monster
- Now Playing11minThe Original Urban Legend: Spring-Heeled Jack
- Now Playing10minThe Enchanting Fairies of Celtic Lore
- Now Playing10minPontianak: The Vampiric Ghost of Southeast Asia
- Now Playing12minIs This North American Sea Serpent Real or a Hoax?
- Now Playing10minYara-ma-yha-who: Australia's Regurgitating, Blood-Sucking Mo
- Now Playing12minDeath Worms: Fact or Fiction?
- Now Playing13minWhat Happened During Our Scary Slumber Party
- Now Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
- Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
- Now Playing13minThe SCP Foundation: Declassified
Eons
- Now Playing9minHow the Andes Mountains Might Have Killed a Bunch of Whales
- Now Playing8minDid An Ancient Pathogen Reshape Our Cells?
- Now Playing10minHow Snake Venom Sparked An Evolutionary Arms Race
- Now Playing9minOur Bizarre, Possibly Venomous, Relative
- Now Playing9minThe Evolution of the Heart (A Love Story)
- Now Playing10minFAQs From Our First Year
- Now Playing8minWhere Are All The Squid Fossils?
- Now Playing8minThe Biggest Frog that Ever Lived
- Now Playing7minUntangling the Devil's Corkscrew
- Now Playing7minThe Return of Giant Skin-Shell Sea Turtles
- Now Playing10minThe Pandemic That Lasted 15 Million Years
- Now Playing10minWhen Camels Roamed North America
- Now Playing7minHow the Smallest Animal Got So Simple
- Now Playing10minHow South America Made the Marsupials
- Now Playing9minHow Ancient Microbes Rode Bug Bits Out to Sea
- Now Playing8minThe Mystery of the Eocene's Lethal Lake
- Now Playing13minA Brief History of Geologic Time
- Now Playing10minWhy Triassic Animals Were Just the Weirdest
- Now Playing11minHow Ancient Whales May Have Changed the Deep Ocean
- Now Playing12minThe Island of Huge Hamsters and Giant Owls
Hot Mess
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing9minHow to Talk About Climate Change
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- 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?
- Now Playing10minThe Link Between Extreme Weather and Climate Change
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing4minCould Space Mirrors Cool The Globe?
- 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
Space Time
- Now Playing17minWhat Happens If You Jump Into A Black Hole?
- Now Playing11minAre You a Boltzmann Brain?
- Now Playing18minAre Many Worlds & Pilot Wave The Same Theory?
- Now Playing11minThe Geometry of Causality
- Now Playing10minLife on Europa?
- Now Playing14minBlack Hole Harmonics
- Now Playing10minLife on Europa?
- Now Playing9minThe Treasures of Trappist-1
- Now Playing8minDoes Dark Matter BREAK Physics?
- Now Playing9minGeneral Relativity & Curved Spacetime Explained!
- Now Playing12minThe Black Hole Information Paradox
- Now Playing9minBlack Hole Swarms
- Now Playing6minS2: The Future of Gravitational Waves
- Now Playing10minThe Vacuum Catastrophe
- Now Playing8minIs The Alcubierre Warp Drive Possible?
- Now Playing13minThe Real Star Wars
- Now Playing10minThe One-Electron Universe
- Now Playing11minIs Gravity An Illusion?
- Now Playing10minIs Quantum Tunneling Faster than Light?
- Now Playing11min5 REAL Possibilities for Interstellar Travel
Beat Making Lab
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing5minBehind the Beat: Portobelo
- Now Playing2minWhat's In the Backpack?
- Now Playing2minMashup: National Anthems
- Now Playing10minHeartbeats of Fiji
- Now Playing3minGet Your Drums Right
- Now Playing2minField Trip: Prison Beats
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing4minPortobelo (music video)
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- 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)
Infinite Series
- Now Playing13minWhat is a Random Walk?
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing14minKill the Mathematical Hydra
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing8minThe Multiplication Multiverse
- Now Playing8minTelling Time on a Torus
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing12minWhen Pi is Not 3.14
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- Now Playing9minProving Brouwer's Fixed Point Theorem
- Now Playing11minDefining Infinity
- Now Playing8minHow to Divide by "Zero"
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing17minSplitting Rent with Triangles
Idea Channel
- 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 Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing8minWhy Do We Love Zombies?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- Now Playing4minIs Instagram Revolutionizing Photography?
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing3minWhat Makes a Pop Star Authentic?
- Now Playing9minIs Community a Postmodern Masterpiece?
- Now Playing8minIs Piracy Helping Game of Thrones?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing6minAre MP3s & Vinyl Better than Live Music?