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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 Are There As Many Males As Females?
- Now Playing9minWhat If You Never Forgot Anything?
- Now Playing6minWhy Do Clouds Stay Up?
- Now Playing5minWhy Does The Earth Have Layers?
- Now Playing8minWhy Do We Have to Sleep
- Now Playing5minThe Auroras
- Now Playing6minWhy Do We Cook?
- Now Playing2minCan Evolution Make an Eye? - 12 Days of Evolution #4
- Now Playing7minHow the Meter Became The Meter
- Now Playing4minA Slice of Pizza Science!
- Now Playing13minWhere Did Life Come From? (feat. PBS Space Time and Eons!)
- Now Playing6minAsteroid Mining: Our Ticket To Living Off Earth?
- Now Playing4minThe Cosmic Afterglow
- Now Playing5minIs Big Data Getting Too Big?
- Now Playing5minIs Big Data Getting Too Big?
- Now Playing5minShould You Eat Everyday?
- Now Playing5minEvolution: The Book Of Life
- Now Playing6minPigeon Story: How the Rock Dove Became the Sky Rat
- Now Playing6minHow Do Bees Make Honey?
- Now Playing10minThe Mystery of the World's Greatest Butterfly Migration
Origin of Everything
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing8minWhere Does the #Hashtag Symbol Come From?
- Now Playing11minModern Warfare and Alien Invasions
- Now Playing7minWhy are 18 Year Olds Considered Adults?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing11minWhy Does the Government Pay for Art?
- Now Playing9minCan Tattoos Be Taboo?
- Now Playing10minHow Did Martin Luther King Jr. Get a Holiday?
- Now Playing9minDoes the Rorschach Inkblot Test Work?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing8minWhy Do We Wash Our Hands After Going to the Bathroom?
- Now Playing7minWhy Are There So Few Women in Computer Science?
- Now Playing10min6 Weird Facts About the History of Birth Control
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing9minHow Did Edison Invent Christmas Lights?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing10minThe Origin of Race in the USA
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing11minWhy Do We Have Private Prisons?
Two Cents
- Now Playing7minWhy It's More Expensive To Be Poor
- Now Playing6minTop 5 Biggest Financial Scams
- Now Playing7minWhat's The Real Cost of Dying?
- Now Playing6minHow to Ask for a Raise
- Now Playing7minShould I Invest In Cannabis Stocks?
- Now Playing7minIs Your Side Hustle Hustling You?
- Now Playing5minDo Kids Need to Learn About Money?
- Now Playing7minHow Retailers Stalk You Online
- Now Playing5minInsta-Everything
- Now Playing7minFighting the Financial Pitfalls of the Supermarket
- Now Playing7minMoney, A Global Game of Trust
- Now Playing6minIs My Identity Safe From Hackers?
- Now Playing6minFighting the Wedding Industrial Complex
- Now Playing7minWhich College Majors Give the Most Bang for Your Buck?
- Now Playing9minHow Smart Entrepreneurs Think About PRICES!
- Now Playing6minI'm Young & Healthy, Can I Skip Health Insurance?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing7minLove and Money
Monstrum
- Now Playing11minThe Macabre Origins of the Grim Reaper
- Now Playing12minHow Gargoyles Became Monsters
- 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 Playing6minThe Original Headless Horseman
- Now Playing11minIs Siren Head the Ultimate Modern Monster?
- Now Playing17minTrolls: Scandinavia's Malevolent, Magical Outcasts
- Now Playing12minWho Is This Japanese Yōkai That Is Obsessed With Your Butt?
- Now Playing13minMonster Plants and the Humans who Invent Them
- 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 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 Playing15minEgyptian Mummies: From Sacred Vessels to Scary Undead
- Now Playing7minWhat Dragons Say About Us
Eons
- Now Playing8minThe Risky Paleo Diets of Our Ancestors
- Now Playing8minWhy Sour May Be The Oldest Taste
- Now Playing6minWhen The Earth Was Purple
- Now Playing12minHow Sloths Went From the Seas to the Trees
- Now Playing10minOur Most Mysterious Extinct Cousins
- Now Playing8minWhen Giant Millipedes Reigned
- Now Playing10minWhen Our Culture Changed Our DNA
- Now Playing10minWhen Giant Amphibians Reigned
- Now Playing10minNautiloids Thrived For 500 Million Years Until They Appeared
- Now Playing9minThe Raptor That Made Us Rethink Dinosaurs
- Now Playing5minWhen Did the First Flower Bloom?
- Now Playing12minWhy Male Mammoths Lost the Game (w/ TierZoo!)
- Now Playing12minWhen We Took Over the World
- Now Playing10minWhen Hobbits Were Real
- Now Playing7minThe Trouble With Trilobites
- Now Playing11minWhen the Earth Suddenly Stopped Warming
- Now Playing6minWhat Colors Were Dinosaurs?
- Now Playing13minWhy Is It So Hard to Tell the Sex of a Dinosaur?
- Now Playing12minWhen Giant Scorpions Swarmed the Seas
- Now Playing8minInside the Dinosaur Library
Hot Mess
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing5minWe've Ignored Climate Change For More Than a Century
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing11minClimate Change is Too Big for our Brains feat. Mike Rugnetta
- Now Playing5minBeef Is Bad For The Climate. Can We Make It Better?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing6minWhat if Carbon Emissions Stopped Tomorrow?
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing9minHow to Talk About Climate Change
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
Space Time
- Now Playing9minCan a Circle Be a Straight Line?
- Now Playing15minDeep Time: Crash Course Astronomy #45
- Now Playing7minHow to Signal Aliens
- Now Playing14minAre Dark Matter And Dark Energy The Same?
- Now Playing14minIs The Wave Function The Building Block of Reality?
- Now Playing14minThe Big Bang, Cosmology part 1: Crash Course Astronomy #42
- Now Playing12minThe Alchemy of Neutron Star Collisions
- Now Playing11minNo Dark Matter = Proof of Dark Matter?
- Now Playing11minHow Cosmic Inflation Flattened the Universe
- Now Playing11minMartian Evolution
- Now Playing11minWhy is the Earth Round and the Milky Way Flat?
- Now Playing14minCould the Higgs Boson Lead Us to Dark Matter?
- Now Playing11minFirst Detection of Life
- Now Playing12minHow Do We Know What Stars Are Made Of?
- Now Playing12minSolving the Impossible in Quantum Field Theory
- Now Playing10minZero-Point Energy Demystified
- Now Playing13minAre We Living in an Ancestor Simulation? ft. Neil deGrasse T
- Now Playing9minIs There a Fifth Fundamental Force? + Quantum Eraser Answer
- Now Playing16minWas the Gravitational Wave Background Finally Discovered?!?
- Now Playing10minHow to Capture Ghost Particles
Beat Making Lab
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- 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 Playing3minEpisode 1: Goma, Congo
- Now Playing4minDiablos (music video)
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing4minPortobelo (music video)
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing2minMashup: National Anthems
- Now Playing10minHeartbeats of Fiji
- Now Playing3minGet Your Drums Right
- Now Playing2minField Trip: Prison Beats
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing3minBeat Making Challenge #1: Accordion Trap
- Now Playing2minWhat's In the Backpack?
- Now Playing5minBehind the Beat: Portobelo
Infinite Series
- Now Playing8minA Breakthrough in Higher Dimensional Spheres
- Now Playing14minSolving the Wolverine Problem with Graph Coloring
- Now Playing10minInstant Insanity Puzzle
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing11minCan We Hear Shapes?
- Now Playing8minThe Multiplication Multiverse
- Now Playing12minHow Infinity Explains the Finite
- Now Playing11minWhat are Numbers Made of?
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing14minInfinite Chess
- Now Playing11minCan We Hear Shapes?
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing12minProving Pick's Theorem
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing11minTopology vs "a" Topology
- Now Playing13minNetwork Mathematics and Rival Factions | Infinite Series
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing14minMaking Probability Mathematical
Idea Channel
- Now Playing6minAre Virtual Video Game Economies Becoming Real?
- Now Playing3minSuper Mario Brothers as Surrealist Art?
- Now Playing6minIs Futurama the Best Argument Against Transhumanism?
- 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 Playing5minAre You a Hipster?
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing8minIs Developing Artificial Intelligence (AI) Ethical?
- Now Playing8minIs Piracy Helping Game of Thrones?
- Now Playing9minIs Community a Postmodern Masterpiece?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing3minWhat Makes a Pop Star Authentic?
- Now Playing4minThe Bronies Phenomenon
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing7minCan Dungeons & Dragons Make You Confident & Successful?