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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 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 Playing6minWhy It Is What Time It Is (The History of Time)
- Now Playing6minWhat Are Rainbows?
- Now Playing7minWe Got Ants In Our Plants!
- Now Playing6minThe Largest River On Earth Is In The Sky
- Now Playing4minThere's Science Hidden In Our National Monuments
- Now Playing10minThe Impossible Hugeness of Deep Time
- Now Playing6minYour Climate Conscience - feat. Al Gore
- Now Playing7minZombie Parasites!
- Now Playing8minEbola Explained
- Now Playing6minThe REAL Physics of Hot Air Balloons!
- Now Playing6minDefusing the Population Bomb
- Now Playing12minEvolution FAILS in the Human Body
- Now Playing7minWhy Don't Woodpeckers Get Concussions?
- Now Playing3minDoes The Moon Really Orbit The Earth?
- Now Playing5minHow Many Heartbeats Do We Get?
- Now Playing6minThe Raisin Bran Effect
- Now Playing6minHow the Toilet Changed History
- Now Playing6min1 MILLION Species Could Go Extinct... Here's Why.
- Now Playing6minWhat Do Raindrops Really Look Like?
- Now Playing6minPay Attention!
Origin of Everything
- Now Playing12minWhy Doesn't the US Have Paid Parental Leave?
- Now Playing7minWhen Men Wore High Heels
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing10minWhat is Ethnicity?
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing7minHistory of the Word "Gay"
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing8minWhy Do Women Give Birth Lying Down?
- Now Playing10minWhat is Cultural Appropriation?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing7minHow did Makeup, WWII, & Communism Create U.S. Healthcare?
- 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 Playing10minIs Breakfast the Most Important Meal?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing8minWhy Do People Have Pets?
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing8minWhen DId Marriage Become about Love?
Two Cents
- 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 Playing7minLove and Money
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing5minBudgeting Basics
- 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 Playing6minShould I Buy Bitcoin?
Monstrum
- Now Playing9minKrampus: Origins of the Yuletide Monster
- Now Playing20minWhy George Romero Changed Zombies Forever
- Now Playing14minHero, Beast, or Both? The Complex Lore of the Centaur
- Now Playing10minA Giant Monster With a Giant Problem
- Now Playing10minHow a Children's Book Introduced Us To Our Inner Demons
- 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 Playing12minWho Is This Japanese Yōkai That Is Obsessed With Your Butt?
- Now Playing13minMonster Plants and the Humans who Invent Them
- Now Playing17minTrolls: Scandinavia's Malevolent, Magical Outcasts
- Now Playing11minIs Siren Head the Ultimate Modern Monster?
- Now Playing6minThe Original Headless Horseman
- Now Playing9minThe Hidden Origins of Nixie, the Scariest Little Mermaid
- Now Playing18minUnlocking the Mystery of Loch Ness
- Now Playing12minHow Gargoyles Became Monsters
- Now Playing11minThe Macabre Origins of the Grim Reaper
- Now Playing11minWhy Has the Majestic Griffin Been Forgotten?
- Now Playing9minAdze: the Shapeshifting Firefly from West Africa
- Now Playing17minAlien Abduction and UFOs: Why Are Grays So Common?
Eons
- Now Playing6minHow Did Dinosaurs Get So Huge?
- Now Playing6minThe Story of Saberteeth
- Now Playing8minHow We Domesticated Cats (Twice)
- Now Playing9minHow Vertebrates Got Teeth... And Lost Them Again
- Now Playing8minHow Dinosaurs Coupled Up
- Now Playing9minThe First and Last North American Primates
- Now Playing9minWhen Insects First Flew
- Now Playing9minThe Fuzzy Origins of the Giant Panda
- Now Playing4minThe Strange Case of the Buzzsaw Jaws
- Now Playing8minThese Fossils Were Supposed To Be Impossible
- Now Playing10minWhen Rodents Rafted Across the Ocean
- Now Playing6minHow Sex Became A Thing
- Now Playing9minWhat a Dinosaur Looks Like Under a Microscope
- Now Playing7minThe Great Snake Debate
- Now Playing12minWhen We Tamed Fire
- Now Playing10minWhen Camels Roamed North America
- Now Playing11minWhen We First Walked
- Now Playing12minThe Island of Huge Hamsters and Giant Owls
- Now Playing12minWhen Mammals Only Went Out At Night
- Now Playing9minThe Evolution of the Heart (A Love Story)
Hot Mess
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
- Now Playing4minHow Much Energy Does the Internet Use?
- Now Playing5minWhy Climate Change is Unjust
- Now Playing7minWhat's The Best Car For The Climate?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing5minWhat Happened to Nuclear Power?
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing6minCoral Reefs Are Dying. But They Don't Have To.
- Now Playing12minOur Food System is Rigged feat. Sheril Kirshenbaum
- Now Playing13minThe Rise of Climate Fiction feat. Lindsay Ellis & Amy Brady
- Now Playing4minHow Much Energy Does the Internet Use?
- Now Playing5minWhat Happened to Nuclear Power?
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing6minWill Big Oil Have To Pay Up Like Big Tobacco?
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing6minWill Big Oil Have To Pay Up Like Big Tobacco?
Space Time
- Now Playing10minQuantum Vortices and Superconductivity + Challenge Answers
- Now Playing12minThe Black Hole Information Paradox
- Now Playing11minAre You a Boltzmann Brain?
- Now Playing6minCould You Fart Your Way to the Moon?
- Now Playing12minNeutron Stars Collide in New LIGO Signal?
- Now Playing13minDark Flow
- Now Playing14minHacking the Nature of Reality
- Now Playing15minWhat If We Live in a Superdeterministic Universe?
- Now Playing14minSecrets of the Cosmic Microwave Background
- Now Playing12minFeynman's Infinite Quantum Paths
- Now Playing12minThe Quantum Internet
- Now Playing16minThe Edge of an Infinite Universe
- Now Playing12minDark Energy, Cosmology part 2: Crash Course Astronomy #43
- Now Playing15minDoes Axionic Dark Matter Bind Galaxies Together?
- Now Playing18minAre Room Temperature Superconductors Impossible?
- Now Playing9minThe Great American Eclipse
- Now Playing12minS2: Planck's Constant and The Origin of Quantum Mechanics
- Now Playing11minWhy Quantum Information is Never Destroyed
- Now Playing13minThe Many Worlds of the Quantum Multiverse
- Now Playing12minWhat Survives Inside A Black Hole?
Beat Making Lab
- 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
- Now Playing2minHealth Worker Beat
- Now Playing4minTrapped In Paradise
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing5minBehind the Beat: Portobelo
- Now Playing2minWhat's In the Backpack?
- 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
Infinite Series
- Now Playing8minTelling Time on a Torus
- Now Playing11minDefining Infinity
- Now Playing17minSplitting Rent with Triangles
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing10minInstant Insanity Puzzle
- Now Playing13minNetwork Mathematics and Rival Factions | Infinite Series
- Now Playing11minWhat are Numbers Made of?
- Now Playing14minMaking Probability Mathematical
- Now Playing12minProving Pick's Theorem
- Now Playing11minThe Geometry of SET
- Now Playing14minBuilding an Infinite Bridge
- Now Playing9minAssociahedra: The Shapes of Multiplication
- Now Playing16minHow to Break Cryptography
- Now Playing8minTelling Time on a Torus
- Now Playing8minThe Multiplication Multiverse
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing13minWhat is a Random Walk?
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing14minKill the Mathematical Hydra
Idea Channel
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing6minIs Minecraft the Ultimate Educational Tool?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing7minHow are Justin Bieber, Franz Liszt and Jerusalem Connected?
- Now Playing4minRussian Meteorites and Surveillance Culture
- Now Playing4minAre LOLCats and Internet Memes Art?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing9minWill Kickstarter Replace Hollywood?
- Now Playing8minIs a Tagged Instagram More Than Just a Photo?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing8minDo Knock-Offs Prove the Value of a Brand?
- Now Playing9minCan Video Games Become the Next Spectator Sport?
- Now Playing6minWhat Do Santa and Wrestling Have In Common?