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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 Playing6minAttack of the Cosmic Space Junk!
- Now Playing4minWhose Air do we Share?
- Now Playing3minWhat Color is the Universe?
- Now Playing7minWhy Are We The Only Humans Left?
- Now Playing6minDefusing the Population Bomb
- Now Playing7minWhy Do We Laugh?
- Now Playing4minThe Ruin and Rise of Monterey Bay
- Now Playing6minShould You Be Worried About Zika?
- Now Playing8minThe Deadpool Salamander That Can Regrow Limbs
- Now Playing7minThe Real "Doctor Frankenstein"
- Now Playing6minIt's Okay to Fart
- Now Playing6minThe Science of Kissing
- Now Playing6minThe Physics of Space Battles
- Now Playing4minThere's Science Hidden In Our National Monuments
- Now Playing7minWhy People Don't Believe In Climate Science
- Now Playing5minWhy Are You Multicellular?
- Now Playing5minThe Auroras
- Now Playing5minNature's Living Fireworks
- Now Playing10minThe Mystery of the World's Greatest Butterfly Migration
- Now Playing9minWhy Do We Get Dizzy (...and Astronauts Don't?)
Origin of Everything
- Now Playing7minWhy Does Santa Wear Red?
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing10minWhat is Ethnicity?
- Now Playing8minWhy Do We Eat Artificial Flavors?
- Now Playing12minWhy Do We Have Housing Projects?
- Now Playing11minWhat is Racial Passing?
- Now Playing8minWhy Do People Have Pets?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing12minSix Historically True Facts about Money
- Now Playing10minThe 2nd Amendment Explained
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing7minWhy Do We Eat Popcorn at The Movies?
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing9minThe Origin of Gender
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing9minWhy Do All Malls Look the Same?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing8minWhy Did Europeans Enslave Africans?
- Now Playing9minThe Origin of Gender
Two Cents
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minWomen Financial Superpowers
- Now Playing6minMoving Without Spending a Fortune
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing7minLove and Money
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing4minWhat is the DOW?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing8minAre "Free" Video Games Really Free?
Monstrum
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing12minAre Cyborgs Really Monsters?
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
- Now Playing9minPost-Dracula Vampires: From Anne Rice to Twilight
- Now Playing13minUnicorns: Magical Icons or Violent Beasts?
- Now Playing10minTikbálang: The Filipino Nightmare Shapeshifter
- Now Playing9minAdze: the Shapeshifting Firefly from West Africa
- Now Playing17minAlien Abduction and UFOs: Why Are Grays So Common?
- Now Playing26minThe Killer Origins of the Werewolf
- Now Playing15minEgyptian Mummies: From Sacred Vessels to Scary Undead
- Now Playing31minThe Werewolf's Modern Metamorphosis
- Now Playing12minBeyond the Supernatural Horror of the Nishi Daak Ghost
- Now Playing7minWhat Dragons Say About Us
- Now Playing8minBunyip: Australia's Mysterious Amphibian Monster
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing7minEl Chupacabras, a Modern Mystery
- Now Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing11minMari Lwyd: The Skeleton Horse's Deep Past with Christmas
- Now Playing7minKasagonagá: The Cute, Kind Monster We All Need Right Now
Eons
- Now Playing12minA Natural History of Mars
- Now Playing10minFAQs From Our First Year
- Now Playing13minFrom the Fall of Dinos to the Rise of Humans
- Now Playing10minWhat Will Earth Be Like 300 Million Years From Now?
- Now Playing10minA Short Tale About Diplodocus' Long Neck
- Now Playing6minHistory's Most Powerful Plants
- Now Playing8minThe Extreme Hyenas That Didn't Last
- Now Playing5minStegosaurs: Tiny Brains & Thagomizers
- Now Playing7minWhen Giant Fungi Ruled
- Now Playing10minHow 7,000 Years of Epic Floods Changed the World
- Now Playing9minThe Two People We're All Related To
- Now Playing12minCan We Get DNA From Fossils?
- Now Playing10minWhen Ants Domesticated Fungi
- Now Playing6minThe Search for the Earliest Life
- Now Playing9minThe Two People We're All Related To
- Now Playing9minThe Huge Extinctions We Are Just Now Discovering
- Now Playing7minIs This The Oldest Dad In The Fossil Record?
- Now Playing10minGiant Viruses Blur The Line Between Alive and Not
- Now Playing9minDarwin Missed An Example of Evolution Right Under His Nose
- Now Playing9minHow Pterosaurs Got Their Wings
Hot Mess
- 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?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing10minThe Link Between Extreme Weather and Climate Change
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- 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 Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minWhat Can You Actually Do About Climate Change?
Space Time
- Now Playing12minDo Events Inside Black Holes Happen?
- Now Playing11minThe Misunderstood Nature of Entropy
- Now Playing2minHow to Weigh a Fart
- Now Playing13minDid Dark Energy Just Disappear?
- Now Playing11minThe Geometry of Causality
- Now Playing15minWhy Magnetic Monopoles SHOULD Exist
- Now Playing12minThe Black Hole Entropy Enigma
- Now Playing15minPerpetual Motion From Negative Mass?
- Now Playing8minEscape The Kugelblitz Challenge
- Now Playing5minS3 Ep18: Gravity in Your Brain ft. Neil deGrasse Tyson!
- Now Playing17minCould LIGO Find Massive Alien Spaceships?
- Now Playing13minThe Secrets of Feynman Diagrams
- Now Playing10minThe One-Electron Universe
- Now Playing6minSuicide Space Robots
- Now Playing18minWhat If The Universe Is Math?
- Now Playing9minUsing Stars to See Gravitational Waves
- Now Playing11minWhy Quantum Information is Never Destroyed
- Now Playing9minBlack Hole Swarms
- Now Playing10minWhat Do Stars Sound Like?
- Now Playing14minHow Vacuum Decay Would Destroy The Universe
Beat Making Lab
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- 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
- 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 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
Infinite Series
- Now Playing9minA Hierarchy of Infinities
- Now Playing15minArrow's Impossibility Theorem
- Now Playing15minDissecting Hypercubes with Pascal's Triangle
- Now Playing11minVoting Systems and the Condorcet Paradox
- Now Playing14minInfinite Chess
- Now Playing11minSingularities Explained
- Now Playing9minBeyond the Golden Ratio
- Now Playing8minHow to Divide by "Zero"
- Now Playing14minTopology Riddles | Infinite Series
- Now Playing12minThe Honeycombs of 4-Dimensional Bees ft. Joe Hanson
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing10minUnraveling DNA with Rational Tangles
- Now Playing10minThe Assassin Puzzle
- Now Playing9minHow Many Humans Have the Same Number of Body Hairs?
- Now Playing16minHow to Break Cryptography
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing13minWhat is a Random Walk?
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing11minSingularities Explained
- Now Playing10minThe Assassin Puzzle
Idea Channel
- Now Playing8minIs a Tagged Instagram More Than Just a Photo?
- Now Playing5minNicolas Cage, Taoism, and YOLO
- Now Playing9minWill Kickstarter Replace Hollywood?
- Now Playing4minFrom Sherlock Holmes to 50 Shades of Grey
- Now Playing3minIs the Web Browser Replacing the Art Gallery?
- Now Playing4minHas the Microsoft Kinect revolutionized art?
- Now Playing4minIs Twitter the Newest Form of Literature?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing4minAre LOLCats and Internet Memes Art?
- Now Playing4minRussian Meteorites and Surveillance Culture
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing7minHow are Justin Bieber, Franz Liszt and Jerusalem Connected?
- Now Playing5minAre Memes and Internet Culture Creating a Singularity?
- Now Playing6minIs Minecraft the Ultimate Educational Tool?
- Now Playing5minIs William Gibson A Modern Day Oracle?
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing4minThe Bronies Phenomenon
- Now Playing9minIs a DOS Attack a Weapon?
- Now Playing6minThe Retro Awesomeness of Adventure Time