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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 Playing11minWhy Are So Many People Allergic To Food?
- Now Playing10minThe Impossible Hugeness of Deep Time
- Now Playing7minYour Salad Is Trying To Kill You
- Now Playing7minWe Got Ants In Our Plants!
- Now Playing4minHow Many Stars Are There?
- Now Playing8minHow Big is the Solar System?
- Now Playing7minWhy Vaccines Work
- Now Playing5minMuch A-Do About Hair
- Now Playing7minEngines of Destruction: How Hurricanes Work
- Now Playing4minOrchid Mantis: Looks That Kill
- Now Playing7minWhy Do You Love Your Family?
- Now Playing5minSolving the Puzzle of Plate Tectonics
- Now Playing6minShould You Be Worried About Zika?
- Now Playing5minCould Planet Minecraft Actually Exist?
- Now Playing6minWhy Are There As Many Males As Females?
- Now Playing5minIs Inheritance Really All In Our Genes?
- Now Playing4minDogs and Humans: A 30,000-Year Friendship (ft. MinuteEarth)
- Now Playing7minIs Height All in Our Genes?
- Now Playing5minWhy Music Moves Us
- Now Playing2minEvolution Is Dumb - 12 Days of Evolution #6
Origin of Everything
- Now Playing9minWhat If Islam Conquered Europe?
- Now Playing10minWhy Is There a Minimum Wage?
- Now Playing11minWhat is Racial Passing?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing10minHow WWII Created Godzilla & Mecha Robots
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing9minIs the Rosa Parks Story True?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing8minWhy Do Women Shave Their Legs?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing8minWhy is there a North and South Korea?
- Now Playing7minHow Columbus Invented Cannibals
- Now Playing10minWhy was Pink for Boys and Blue for Girls?
- Now Playing10minIs Breakfast the Most Important Meal?
Two Cents
- Now Playing6minTop 5 Biggest Financial Scams
- Now Playing7minWhy It's More Expensive To Be Poor
- Now Playing7minShould I Invest In Cannabis Stocks?
- Now Playing6minHow to Ask for a Raise
- Now Playing7minWhat's The Real Cost of Dying?
- 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 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 Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
- Now Playing9minHow Smart Entrepreneurs Think About PRICES!
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing5minHow are credit scores calculated?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing6minWomen Financial Superpowers
Monstrum
- Now Playing6minThe Original Headless Horseman
- Now Playing11minIs Siren Head the Ultimate Modern Monster?
- Now Playing17minTrolls: Scandinavia's Malevolent, Magical Outcasts
- Now Playing12minHow Gargoyles Became Monsters
- Now Playing11minThe Macabre Origins of the Grim Reaper
- Now Playing11minWhy Has the Majestic Griffin Been Forgotten?
- Now Playing9minThe Hidden Origins of Nixie, the Scariest Little Mermaid
- Now Playing18minUnlocking the Mystery of Loch Ness
- Now Playing10minA Giant Monster With a Giant Problem
- Now Playing14minHero, Beast, or Both? The Complex Lore of the Centaur
- Now Playing9minKrampus: Origins of the Yuletide Monster
- Now Playing20minWhy George Romero Changed Zombies Forever
- Now Playing13minMonster Plants and the Humans who Invent Them
- Now Playing12minWho Is This Japanese Yōkai That Is Obsessed With Your Butt?
- Now Playing10minHow a Children's Book Introduced Us To Our Inner Demons
- Now Playing10minEl Silbón: The Deadly Whistler of the Grasslands
- Now Playing10minSlender Man: How The Internet Created a Monster
- Now Playing17minThe Origins of the Zombie, from Haiti to the U.S.
- Now Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing13minUncovering the Enigma: Sasquatch Sightings
Eons
- Now Playing10minHow Snake Venom Sparked An Evolutionary Arms Race
- Now Playing8minDid An Ancient Pathogen Reshape Our Cells?
- Now Playing9minHow the Andes Mountains Might Have Killed a Bunch of Whales
- Now Playing10minThe Pandemic That Lasted 15 Million Years
- Now Playing7minThe Return of Giant Skin-Shell Sea Turtles
- Now Playing10minWhen Camels Roamed North America
- Now Playing8minWhere Are All The Squid Fossils?
- Now Playing10minFAQs From Our First Year
- Now Playing7minUntangling the Devil's Corkscrew
- Now Playing8minThe Biggest Frog that Ever Lived
- Now Playing9minOur Bizarre, Possibly Venomous, Relative
- Now Playing9minThe Evolution of the Heart (A Love Story)
- Now Playing10minWhy Triassic Animals Were Just the Weirdest
- Now Playing9minHow Ancient Microbes Rode Bug Bits Out to Sea
- Now Playing13minA Brief History of Geologic Time
- Now Playing8minThe Mystery of the Eocene's Lethal Lake
- Now Playing7minHow the Smallest Animal Got So Simple
- Now Playing10minHow South America Made the Marsupials
- Now Playing6minThe Age of Giant Insects
- Now Playing11minHow Volcanoes Froze the Earth...Twice
Hot Mess
- Now Playing6minWill Big Oil Have To Pay Up Like Big Tobacco?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing6minWhat If We Burned All The World's Fossil Fuels?
- Now Playing5minWho Should Pay To Fix Climate Change?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing6minHow To Suck Carbon Dioxide Out of the Sky
- Now Playing5minWho Should Pay To Fix Climate Change?
- Now Playing6minWhat If We Burned All The World's Fossil Fuels?
- Now Playing6minHow To Suck Carbon Dioxide Out of the Sky
- Now Playing10minFeeling Guilty About Climate Change feat. Hank Green
- Now Playing7minWhat's The Best Car For The Climate?
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing10minAre You Scared Enough? feat. David Wallace-Wells
- Now Playing5minWhy Climate Change is Unjust
- Now Playing10minFeeling Guilty About Climate Change feat. Hank Green
- 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?
Space Time
- Now Playing12minThe Many Worlds of the Quantum Multiverse
- Now Playing16minHow Far Beyond Earth Could Humanity Spread?
- Now Playing13minAnti-gravity and the True Nature of Dark Energy
- Now Playing10minCan You Trust Your Eyes in Spacetime?
- Now Playing12minWhat is Energy?
- Now Playing11minCitizen Science
- Now Playing10minStrange Stars
- Now Playing13minCould The Universe Be Inside A Black Hole?
- Now Playing14minThe NEW Crisis in Cosmology
- Now Playing18minHow the Higgs Mechanism Give Things Mass
- Now Playing9minThe Treasures of Trappist-1
- Now Playing15minHave We Solved The Black Hole Information Paradox
- Now Playing15minMapping the Multiverse
- Now Playing12minHow Black Holes Kill Galaxies
- Now Playing9minWhy the Big Bang Definitely Happened
- Now Playing17minJWST Discovered The Farthest Star Ever Seen!
- Now Playing8minLIGO's First Detection of Gravitational Waves!
- Now Playing15minHow Many Universes Are There?
- Now Playing16minHow Decoherence Splits The Quantum Multiverse
- Now Playing16minHow Eclipses Revealed Our Solar System
Beat Making Lab
- Now Playing2minField Trip: Prison Beats
- Now Playing3minGet Your Drums Right
- Now Playing10minHeartbeats of Fiji
- Now Playing2minMashup: National Anthems
- Now Playing2minWhat's In the Backpack?
- Now Playing5minBehind the Beat: Portobelo
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing4minDiablos (music video)
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing2minHealth Worker Beat
- Now Playing4minTrapped In Paradise
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
Infinite Series
- 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 Playing10minThe Assassin Puzzle
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing8minHow to Divide by "Zero"
- Now Playing11minSingularities Explained
- Now Playing9minBeyond the Golden Ratio
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing14minInfinite Chess
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing15minArrow's Impossibility Theorem
- Now Playing9minA Hierarchy of Infinities
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing14minBuilding an Infinite Bridge
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing14minCan a Chess Piece Explain Markov Chains?
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
Idea Channel
- 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 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 Playing4minIs Instagram Revolutionizing Photography?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- 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?
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing6minIs Futurama the Best Argument Against Transhumanism?
- Now Playing3minSuper Mario Brothers as Surrealist Art?