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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 Playing5minThe Superb Owl!
- Now Playing5minЩΉӨ BЦIƬ ƬΉΣ PYЯΛMIDƧ - Who Built The Pyramids
- Now Playing4minWhat's The Loudest Possible Sound?
- Now Playing2minWhy Do Men Have Nipples? - 12 Days of Evolution #7
- Now Playing6minVENOM: Nature's Killer Cocktails
- Now Playing8minThe Science of Game of Thrones
- Now Playing4minHow Poop Shapes the World
- Now Playing6minWhy It Is What Time It Is (The History of Time)
- Now Playing2minWhat Is Evolution, Anyway? - 12 Days of Evolution #1
- Now Playing4minWhy Seasons Make No Sense
- Now Playing2minIs Evolution Random? - 12 Days of Evolution #2
- Now Playing7minHow the Meter Became The Meter
- Now Playing5minSunburn, Sweat and the Science of Summer!
- Now Playing7minWhere Do Teeth Come From?
- Now Playing6minHow to Figure Out the Day of the Week For Any Date Ever
- Now Playing6minThe Surprising Origin of Thanksgiving Foods
- Now Playing5min5 Weird Involuntary Behaviors Explained!
- Now Playing3minWhy is the sky any color?
- Now Playing6minWhy Do We Cook?
- Now Playing6minPay Attention!
Origin of Everything
- Now Playing10min6 Weird Facts About the History of Birth Control
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing7minWhy Are There So Few Women in Computer Science?
- Now Playing8minWhy Do We Wash Our Hands After Going to the Bathroom?
- Now Playing11minModern Warfare and Alien Invasions
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing7minWhy are 18 Year Olds Considered Adults?
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing11minWhy Does the Government Pay for Art?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing9minDoes the Rorschach Inkblot Test Work?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing8minWhere Does the #Hashtag Symbol Come From?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing9minWhat If There Were No Taxes?
- Now Playing11minWhy Are We Obsessed with Cults?
- Now Playing10minWould You Have Joined the American Revolution?
- Now Playing6minWhy it Was Illegal to be Ugly?
- Now Playing8minWhere does the Nuclear Family Come From?
Two Cents
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing5minBudgeting Basics
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing4minWhat is the DOW?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing5minHow are credit scores calculated?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing6minMoving Without Spending a Fortune
- Now Playing6minWomen Financial Superpowers
Monstrum
- Now Playing11minCan All Monsters Be Traced Back to Tiamat?
- Now Playing10minHow Bloody Mary Turns Fear Into Fun
- Now Playing17minModern Zombies: The Rebirth of the Undead
- Now Playing10minIs Yuki-onna the Most Terrifying Snow Monster?
- Now Playing13minLeprechaun: From Gold-Loving Cobbler to Cultural Icon
- Now Playing12minThe Origins of 'Big Bug' Science Fiction
- Now Playing13minThe SCP Foundation: Declassified
- Now Playing13minWhat Happened During Our Scary Slumber Party
- Now Playing12minDeath Worms: Fact or Fiction?
- Now Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
- Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
- Now Playing10minYara-ma-yha-who: Australia's Regurgitating, Blood-Sucking Mo
- Now Playing10minThe Enchanting Fairies of Celtic Lore
- Now Playing10minPontianak: The Vampiric Ghost of Southeast Asia
- Now Playing6minRethinking Frankenstein's Monster
- Now Playing11minThe Original Urban Legend: Spring-Heeled Jack
- Now Playing10minWill-o'-the-Wisp: Monstrous Flame or Scientific Phenomenon?
- Now Playing6minThe Origin of Medusa
- Now Playing10minJorōgumo: The Deadly Spider Woman from Yokai Lore
- Now Playing11minBasilisk or Cockatrice? The Mysterious King of Serpents
Eons
- Now Playing10minWhen Fish Wore Armor
- Now Playing8minThe Extinction That Never Happened
- Now Playing12minWhen We Tamed Fire
- Now Playing10minWhen Giant Amphibians Reigned
- Now Playing10minWhy The Giraffe Got Its Neck
- Now Playing11minWhat Happened to the World's Greatest Ape?
- Now Playing9minWhen Fish First Breathed Air
- Now Playing9minWhen Plants Doubled Their DNA
- Now Playing10minHow Whale Evolution Kind Of Sucked
- Now Playing8minWe Were Wrong About The Dodo
- Now Playing10minThe Missing Link That Wasn't
- Now Playing9minThe Island of the Last Surviving Mammoths
- Now Playing8minPrimates vs Snakes (An Evolutionary Arms Race)
- Now Playing8minWhen the Sahara Was Green
- Now Playing9minHow the Turtle Got Its Shell
- Now Playing10minYou're Living On An Ant Planet
- Now Playing11minWhen the Synapsids Struck Back
- Now Playing9minWhat a Dinosaur Looks Like Under a Microscope
- Now Playing8minThe Risky Paleo Diets of Our Ancestors
- Now Playing8minWhy Sour May Be The Oldest Taste
Hot Mess
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing6minHow To Suck Carbon Dioxide Out of the Sky
- Now Playing5minWho Should Pay To Fix Climate Change?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing5minWho Should Pay To Fix Climate Change?
- Now Playing6minWill Big Oil Have To Pay Up Like Big Tobacco?
- Now Playing6minWhat If We Burned All The World's Fossil Fuels?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- 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 Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing6minHow To Suck Carbon Dioxide Out of the Sky
- Now Playing7minWhat's The Best Car For The Climate?
- Now Playing10minFeeling Guilty About Climate Change feat. Hank Green
- Now Playing6minWhat If We Burned All The World's Fossil Fuels?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing5minWhat Happened to Nuclear Power?
- Now Playing7minWhat's The Best Car For The Climate?
Space Time
- Now Playing15minPerpetual Motion From Negative Mass?
- Now Playing8minEscape The Kugelblitz Challenge
- Now Playing17minCould LIGO Find Massive Alien Spaceships?
- Now Playing5minS3 Ep18: Gravity in Your Brain ft. Neil deGrasse Tyson!
- Now Playing12minThe Black Hole Entropy Enigma
- Now Playing15minWhy Magnetic Monopoles SHOULD Exist
- Now Playing2minHow to Weigh a Fart
- Now Playing12minDo Events Inside Black Holes Happen?
- Now Playing11minThe Misunderstood Nature of Entropy
- Now Playing13minDid Dark Energy Just Disappear?
- Now Playing11minThe Geometry of Causality
- Now Playing11minBlack Holes from the Dawn of Time
- Now Playing15minWhere Is The Center of The Universe?
- Now Playing14minHow Vacuum Decay Would Destroy The Universe
- Now Playing10minWhat Do Stars Sound Like?
- Now Playing11minS2: Can We Survive the Destruction of the Earth?
- Now Playing9minUsing Stars to See Gravitational Waves
- Now Playing11minWhy Quantum Information is Never Destroyed
- Now Playing9minBlack Hole Swarms
- Now Playing13minThe Secrets of Feynman Diagrams
Beat Making Lab
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing3minGet Your Drums Right
- Now Playing2minField Trip: Prison Beats
- Now Playing2minMashup: National Anthems
- Now Playing10minHeartbeats of Fiji
- 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 Playing2minHealth Worker Beat
- Now Playing4minTrapped In Paradise
- Now Playing4minPortobelo (music video)
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing4minDiablos (music video)
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
Infinite Series
- Now Playing15minArrow's Impossibility Theorem
- Now Playing9minA Hierarchy of Infinities
- Now Playing10minUnraveling DNA with Rational Tangles
- 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 Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing10minThe Assassin Puzzle
- Now Playing8minHow to Divide by "Zero"
- Now Playing9minBeyond the Golden Ratio
- Now Playing11minSingularities Explained
- Now Playing14minInfinite Chess
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing17minSplitting Rent with Triangles
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing11minSingularities Explained
- Now Playing10minThe Assassin Puzzle
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
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 Playing5minDo We Want the World to End?
- Now Playing5minIs Dubstep the New Musical Avant-Garde?
- 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 Playing3minAre Holograms Nostalgia or a New Form of Art?
- Now Playing3minAre Holograms Nostalgia or a New Form of Art?
- Now Playing9minDoes Math Really Exist?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing8minIs Sad Music Actually Sad?
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing3minSuper Mario Brothers as Surrealist Art?
- Now Playing6minIs Futurama the Best Argument Against Transhumanism?