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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 Playing6min100,000,000 Years From Now
- Now Playing4minMy Date With A Giant Pacific Octopus!
- Now Playing7minSonic the Hedgehog Is Why You Have Thumbs!
- Now Playing9minThe Sixth Extinction
- Now Playing5minHow Many Species Are There?
- Now Playing5minDo Animals Mourn Their Dead?
- Now Playing2minEvolution Is Dumb - 12 Days of Evolution #6
- Now Playing7minWhat is Farthest Away?
- Now Playing5minIs Inheritance Really All In Our Genes?
- Now Playing4minDogs and Humans: A 30,000-Year Friendship (ft. MinuteEarth)
- Now Playing5minWhy Music Moves Us
- Now Playing7minIs Height All in Our Genes?
- Now Playing5minCould Planet Minecraft Actually Exist?
- Now Playing6minShould You Be Worried About Zika?
- Now Playing6minWhy Are There As Many Males As Females?
- Now Playing5minSolving the Puzzle of Plate Tectonics
- Now Playing5minMuch A-Do About Hair
- Now Playing7minWhy Do You Love Your Family?
- Now Playing4minOrchid Mantis: Looks That Kill
- Now Playing7minEngines of Destruction: How Hurricanes Work
Origin of Everything
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing10minWhy Is There a Minimum Wage?
- Now Playing11minWhat is Racial Passing?
- Now Playing9minWhat If Islam Conquered Europe?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing10minHow WWII Created Godzilla & Mecha Robots
- Now Playing9minIs the Rosa Parks Story True?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing8minWhy Do Women Shave Their Legs?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing10minIs Breakfast the Most Important Meal?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing10minWhy was Pink for Boys and Blue for Girls?
- Now Playing7minHow Columbus Invented Cannibals
Two Cents
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing4minWhat is the DOW?
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing5minBudgeting Basics
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing7minLove and Money
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing7minCan You Really Retire in Your 30s?
Monstrum
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing9minPost-Dracula Vampires: From Anne Rice to Twilight
- Now Playing10minTikbálang: The Filipino Nightmare Shapeshifter
- Now Playing13minUnicorns: Magical Icons or Violent Beasts?
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
- Now Playing12minAre Cyborgs Really Monsters?
- Now Playing26minThe Killer Origins of the Werewolf
- Now Playing17minAlien Abduction and UFOs: Why Are Grays So Common?
- Now Playing9minAdze: the Shapeshifting Firefly from West Africa
- Now Playing7minWhat Dragons Say About Us
- Now Playing31minThe Werewolf's Modern Metamorphosis
- Now Playing12minBeyond the Supernatural Horror of the Nishi Daak Ghost
- Now Playing15minEgyptian Mummies: From Sacred Vessels to Scary Undead
- Now Playing7minEl Chupacabras, a Modern Mystery
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing8minBunyip: Australia's Mysterious Amphibian Monster
- Now Playing7minKasagonagá: The Cute, Kind Monster We All Need Right Now
- Now Playing13minUncovering the Enigma: Sasquatch Sightings
- Now Playing11minMari Lwyd: The Skeleton Horse's Deep Past with Christmas
Eons
- Now Playing8minWhen Giant Millipedes Reigned
- Now Playing10minWhen Giant Amphibians Reigned
- Now Playing10minWhen Our Culture Changed Our DNA
- Now Playing10minOur Most Mysterious Extinct Cousins
- Now Playing6minWhen The Earth Was Purple
- Now Playing12minHow Sloths Went From the Seas to the Trees
- Now Playing8minWhy Sour May Be The Oldest Taste
- Now Playing8minThe Risky Paleo Diets of Our Ancestors
- Now Playing12minWhen Giant Scorpions Swarmed the Seas
- Now Playing12minWhen We First Talked
- Now Playing7minWhen Giant Fungi Ruled
- Now Playing10minWhen We First Made Tools
- Now Playing11minWhere Did Water Come From?
- Now Playing8minInside the Dinosaur Library
- Now Playing6minWhat Colors Were Dinosaurs?
- Now Playing11minWhen the Earth Suddenly Stopped Warming
- Now Playing13minWhy Is It So Hard to Tell the Sex of a Dinosaur?
- Now Playing9minThe Raptor That Made Us Rethink Dinosaurs
- Now Playing5minWhen Did the First Flower Bloom?
- Now Playing10minNautiloids Thrived For 500 Million Years Until They Appeared
Hot Mess
- 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 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 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 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 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?
Space Time
- Now Playing17minCould LIGO Find Massive Alien Spaceships?
- Now Playing5minS3 Ep18: Gravity in Your Brain ft. Neil deGrasse Tyson!
- Now Playing8minEscape The Kugelblitz Challenge
- Now Playing15minPerpetual Motion From Negative Mass?
- Now Playing12minThe Black Hole Entropy Enigma
- Now Playing15minWhy Magnetic Monopoles SHOULD Exist
- Now Playing11minThe Geometry of Causality
- Now Playing13minDid Dark Energy Just Disappear?
- Now Playing2minHow to Weigh a Fart
- Now Playing11minThe Misunderstood Nature of Entropy
- Now Playing12minDo Events Inside Black Holes Happen?
- Now Playing11minBlack Holes from the Dawn of Time
- Now Playing15minWhere Is The Center of The Universe?
- Now Playing11minS2: Can We Survive the Destruction of the Earth?
- Now Playing14minHow Vacuum Decay Would Destroy The Universe
- Now Playing10minWhat Do Stars Sound Like?
- Now Playing9minBlack Hole Swarms
- Now Playing11minWhy Quantum Information is Never Destroyed
- Now Playing9minUsing Stars to See Gravitational Waves
- Now Playing18minWhat If The Universe Is Math?
Beat Making Lab
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing4minDiablos (music video)
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing4minPortobelo (music video)
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing2minWhat's In the Backpack?
- Now Playing5minBehind the Beat: Portobelo
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing10minHeartbeats of Fiji
- Now Playing2minMashup: National Anthems
- Now Playing2minField Trip: Prison Beats
- Now Playing3minGet Your Drums Right
Infinite Series
- 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
- Now Playing11minSingularities Explained
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing17minSplitting Rent with Triangles
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- Now Playing9minBeyond the Golden Ratio
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing11minTopology vs "a" Topology
- Now Playing15minArrow's Impossibility Theorem
- Now Playing11minThe Geometry of SET
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing14minCan a Chess Piece Explain Markov Chains?
- Now Playing14minBuilding an Infinite Bridge
- Now Playing13minThe Mathematics of Quantum Computers
Idea Channel
- Now Playing5minHow will the Animated GIF affect the Presidential Election?
- Now Playing9minIs the Universe a Computer?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing5minIs CSS and Website Design a Fashion Statement?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat Do Santa and Wrestling Have In Common?
- Now Playing9minCan Video Games Become the Next Spectator Sport?
- Now Playing8minDo Knock-Offs Prove the Value of a Brand?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing9minIs a DOS Attack a Weapon?
- Now Playing4minThe Bronies Phenomenon
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing6minThe Retro Awesomeness of Adventure Time
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing6minShould "Happy Birthday" be Protected by Copyright?
- Now Playing4minAre Mashups the End of Music Genres?