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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 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 Playing6minWhy Salt & Pepper?
- Now Playing6minHow Atom Bombs Can Uncover Forged Art
- Now Playing10minIs There Life on Earth?
- Now Playing6minWhy Don't Other Animals Wear Glasses?
- Now Playing3minBuilding Curiosity
- Now Playing8min20 MILLION Year-Old Spider!! Unweaving Spider Silk
- Now Playing7minInside the World of Fire Ants!
- Now Playing16minTrying a Thanksgiving Feast Made from Bugs
- Now Playing5minYour #ScienceWoman Heroes
- Now Playing4minCuttlefish: Tentacles In Disguise
- Now Playing4minWhose Air do we Share?
- Now Playing5minAre You Smarter Than A Slime Mold?
- Now Playing4minHow The Elements Got Their Names
- Now Playing8minIs Ultron Inevitable?
- Now Playing5minHow Science Defines A Year
- Now Playing7minWhy Do You Love Your Family?
- Now Playing5minI Don't Think You're Ready for These Jellies
- Now Playing8minIs There Intelligent Life Beyond Earth?
- Now Playing6minThe Science of Kissing
- Now Playing7minIs Your Brain Too Old For Video Games?
Origin of Everything
- Now Playing7minHow did Makeup, WWII, & Communism Create U.S. Healthcare?
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing10minWhy was Pink for Boys and Blue for Girls?
- Now Playing8minWhy is there a North and South Korea?
- Now Playing7minHow Columbus Invented Cannibals
- Now Playing10minIs Breakfast the Most Important Meal?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing8minWhy Do People Have Pets?
- Now Playing7minWhy Do We Say "Asian American" Not "Oriental"?
- Now Playing8minWhen DId Marriage Become about Love?
- Now Playing8minWhy Do Women Give Birth Lying Down?
- Now Playing8minWhy Was Crossdressing Illegal?
- 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?
Two Cents
- Now Playing6minDo I Need To Buy A House?
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing7minLove and Money
- Now Playing6minWomen Financial Superpowers
- Now Playing6minMoving Without Spending a Fortune
- Now Playing5minHow Cars Can Keep You Poor
- 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 are credit scores calculated?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing4minWhat is the DOW?
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing6minHow Do You Actually Buy A House?
Monstrum
- Now Playing18minUnlocking the Mystery of Loch Ness
- Now Playing9minThe Hidden Origins of Nixie, the Scariest Little Mermaid
- Now Playing11minWhy Has the Majestic Griffin Been Forgotten?
- Now Playing11minThe Macabre Origins of the Grim Reaper
- Now Playing12minHow Gargoyles Became Monsters
- Now Playing17minTrolls: Scandinavia's Malevolent, Magical Outcasts
- Now Playing11minIs Siren Head the Ultimate Modern Monster?
- Now Playing6minThe Original Headless Horseman
- 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 Playing13minMonster Plants and the Humans who Invent Them
- Now Playing12minWho Is This Japanese Yōkai That Is Obsessed With Your Butt?
- Now Playing20minWhy George Romero Changed Zombies Forever
- Now Playing9minKrampus: Origins of the Yuletide Monster
- Now Playing14minHero, Beast, or Both? The Complex Lore of the Centaur
- Now Playing10minA Giant Monster With a Giant Problem
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing7minEl Chupacabras, a Modern Mystery
Eons
- Now Playing10minThe Two Viruses That We've Had For Millions of Years
- Now Playing7minHow the T-Rex Lost Its Arms
- Now Playing9minWhy Does Caffeine Exist?
- Now Playing10minWhen Dinosaurs Chilled in the Arctic
- Now Playing8minHow Two Microbes Changed History
- Now Playing7minHow Horses Went From Food To Friends
- Now Playing9minThe Whole Saga of the Supercontinents
- Now Playing8minWe Met Neandertals Way Earlier Than We Thought
- Now Playing6minThe Age of Giant Insects
- Now Playing6minLiving Fossils' Aren't Really a Thing
- Now Playing4minThe Tully Monster & Other Problematic Creatures
- Now Playing12minThe Humans That Lived Before Us
- Now Playing9minHow the Egg Came First
- Now Playing11minWhy Megalodon (Definitely) Went Extinct
- Now Playing10minThese Fossils Were Supposed To Be Impossible
- Now Playing12minHow Sloths Went From the Seas to the Trees
- Now Playing11minThe Age of Reptiles in Three Acts
- Now Playing12minThe Giant Dinosaur That Was Missing a Body
- Now Playing10minThe Reign of the Hell Ants
- Now Playing9minHow the Squid Lost Its Shell
Hot Mess
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- 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 Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- 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
- 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 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 Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
Space Time
- Now Playing6minCould You Fart Your Way to the Moon?
- Now Playing13minDark Flow
- Now Playing12minNeutron Stars Collide in New LIGO Signal?
- Now Playing10minQuantum Vortices and Superconductivity + Challenge Answers
- Now Playing12minThe Black Hole Information Paradox
- Now Playing11minAre You a Boltzmann Brain?
- Now Playing12minThe Quantum Internet
- 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 Playing12minS2: Planck's Constant and The Origin of Quantum Mechanics
- Now Playing9minThe Great American Eclipse
- Now Playing11minWhy Quantum Information is Never Destroyed
- Now Playing13minThe Many Worlds of the Quantum Multiverse
- 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 Playing14minHow Luminiferous Aether Led to Relativity
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 Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- 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 Playing9minA Hierarchy of Infinities
- Now Playing15minArrow's Impossibility Theorem
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing14minInfinite Chess
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing11minSingularities Explained
- Now Playing9minBeyond the Golden Ratio
- Now Playing8minHow to Divide by "Zero"
- Now Playing10minThe Assassin Puzzle
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing16minHow to Break Cryptography
- Now Playing13minWhat is a Random Walk?
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing10minThe Assassin Puzzle
Idea Channel
- Now Playing6minIs Doctor Who a Religion?
- Now Playing6minShould "Happy Birthday" be Protected by Copyright?
- Now Playing6minThe Retro Awesomeness of Adventure Time
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing4minThe Bronies Phenomenon
- Now Playing9minIs a DOS Attack a Weapon?
- 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 Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing6minWhat Do Santa and Wrestling Have In Common?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing5minIs CSS and Website Design a Fashion Statement?
- Now Playing5minHow will the Animated GIF affect the Presidential Election?
- Now Playing9minIs the Universe a Computer?
- Now Playing4minIs Twitter the Newest Form of Literature?