Free movies
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.
On now
Up next
Latest
- Now Playing14minWhy This Mexican Genre Is Growing As Fast As K-Pop
- Now Playing14minOur Understanding of Floods is ALL Wrong
- Now Playing22minCan AI Help Us Talk to Whales?
- Now Playing16minWhy Is The World Rushing Back To The Moon?
- 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?
It's Okay to Be Smart
- Now Playing6minShould You Be Worried About Zika?
- Now Playing5minCould Planet Minecraft Actually Exist?
- Now Playing6minWhy Are There As Many Males As Females?
- Now Playing4minDogs and Humans: A 30,000-Year Friendship (ft. MinuteEarth)
- Now Playing5minIs Inheritance Really All In Our Genes?
- Now Playing7minIs Height All in Our Genes?
- Now Playing5minWhy Music Moves Us
- Now Playing2minEvolution Is Dumb - 12 Days of Evolution #6
- Now Playing7minWhat is Farthest Away?
- Now Playing7minSonic the Hedgehog Is Why You Have Thumbs!
- Now Playing4minMy Date With A Giant Pacific Octopus!
- Now Playing6min100,000,000 Years From Now
- Now Playing5minDo Animals Mourn Their Dead?
- Now Playing5minHow Many Species Are There?
- Now Playing9minThe Sixth Extinction
- 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?
Origin of Everything
- Now Playing10minHow WWII Created Godzilla & Mecha Robots
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing9minIs the Rosa Parks Story True?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing8minWhy Do Women Shave Their Legs?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing11minWhat is Racial Passing?
- Now Playing10minWhy Is There a Minimum Wage?
- Now Playing9minWhat If Islam Conquered Europe?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing10minWhat is Ethnicity?
- Now Playing10minWhy Does the Government Need to Know My Race?
- Now Playing12minWhy Doesn't the US Have Paid Parental Leave?
Two Cents
- Now Playing6minDo I Need To Buy A House?
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing7minLove and Money
- Now Playing6minWomen Financial Superpowers
- Now Playing6minMoving Without Spending a Fortune
- Now Playing5minHow Cars Can Keep You Poor
- 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 Playing5minHow are credit scores calculated?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing4minWhat is the DOW?
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing6minHow Do You Actually Buy A House?
Monstrum
- Now Playing10minPontianak: The Vampiric Ghost of Southeast Asia
- Now Playing10minThe Enchanting Fairies of Celtic Lore
- Now Playing10minYara-ma-yha-who: Australia's Regurgitating, Blood-Sucking Mo
- Now Playing13minThe SCP Foundation: Declassified
- Now Playing12minDeath Worms: Fact or Fiction?
- Now Playing13minWhat Happened During Our Scary Slumber Party
- Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
- Now Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
- Now Playing13minLeprechaun: From Gold-Loving Cobbler to Cultural Icon
- Now Playing12minThe Origins of 'Big Bug' Science Fiction
- Now Playing10minIs Yuki-onna the Most Terrifying Snow Monster?
- Now Playing17minModern Zombies: The Rebirth of the Undead
- Now Playing10minHow Bloody Mary Turns Fear Into Fun
- Now Playing11minCan All Monsters Be Traced Back to Tiamat?
- Now Playing12minWas Púca the Nightmare Bunny That Inspired Donnie Darko?
- Now Playing8minCreepy Clowns: The Horror Behind the Laughter
- Now Playing11minThe Fatal Song of the Sirens
- Now Playing14minThe Evolution of Creepy Dolls
- Now Playing8minNuckelavee: Scotland's Skinless Evil Monstrosity
- Now Playing10minJorōgumo: The Deadly Spider Woman from Yokai Lore
Eons
- Now Playing10minThe Reign of the Hell Ants
- Now Playing12minThe Giant Dinosaur That Was Missing a Body
- Now Playing7minThe Sea Monster from the Andes
- Now Playing9minHow the Squid Lost Its Shell
- Now Playing11minThe Age of Reptiles in Three Acts
- Now Playing10minThese Fossils Were Supposed To Be Impossible
- Now Playing12minHow Sloths Went From the Seas to the Trees
- Now Playing11minWhy Megalodon (Definitely) Went Extinct
- Now Playing12minThe Humans That Lived Before Us
- Now Playing9minHow the Egg Came First
- Now Playing4minThe Tully Monster & Other Problematic Creatures
- Now Playing6minLiving Fossils' Aren't Really a Thing
- Now Playing6minThe Age of Giant Insects
- Now Playing8minWe Met Neandertals Way Earlier Than We Thought
- Now Playing9minThe Whole Saga of the Supercontinents
- Now Playing7minHow Horses Went From Food To Friends
- Now Playing10minThe Two Viruses That We've Had For Millions of Years
- Now Playing7minHow the T-Rex Lost Its Arms
- Now Playing8minHow Two Microbes Changed History
- Now Playing9minWhy Does Caffeine Exist?
Hot Mess
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- 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 Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing3minCould climate change make you allergic to meat?
- 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 Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- 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 Playing5minWe've Ignored Climate Change For More Than a Century
Space Time
- Now Playing13minPilot Wave Theory and Quantum Realism
- Now Playing10minStrange Stars
- Now Playing12minWhat Happens at the Event Horizon?
- Now Playing13minIs Earth's Magnetic Field Reversing?
- Now Playing14minLoop Quantum Gravity Explained
- Now Playing9minThe Star at the End of Time
- Now Playing14minThe Crisis in Cosmology
- Now Playing13minWhy We Might Be Alone in the Universe
- Now Playing8minKronos: Devourer Of Worlds
- Now Playing10minThe Eye of Sauron Reveals a Forming Solar System!
- Now Playing11minThe Misunderstood Nature of Entropy
- Now Playing13minHow To See Black Holes By Catching Neutrinos
- Now Playing8minLIGO's First Detection of Gravitational Waves!
- Now Playing15minWhat if Singularities DO NOT Exist?
- Now Playing14minWhat are the Strings in String Theory?
- Now Playing14minCould the Universe End by Tearing Apart Every Atom?
- Now Playing15minDark Forest: Should We Not Contact Aliens?
- Now Playing10minSelf-Replicating Robots and Galactic Domination
- Now Playing15minDid Life on Earth Come from Space?
- Now Playing13minAnti-gravity and the True Nature of Dark Energy
Beat Making Lab
- 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
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- 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 Playing5minBehind the Beat: Portobelo
Infinite Series
- Now Playing11minTopology vs "a" Topology
- Now Playing9minBeyond the Golden Ratio
- Now Playing10minThe Mathematics of Diffie-Hellman Key Exchange
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- 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)
- Now Playing15minArrow's Impossibility Theorem
- Now Playing11minThe Geometry of SET
- 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 Playing16minHow to Break Cryptography
- Now Playing17minSplitting Rent with Triangles
- Now Playing14minWhy Computers are Bad at Algebra
- Now Playing11minSingularities Explained
- Now Playing10minThe Assassin Puzzle
Idea Channel
- Now Playing9minIs the Universe a Computer?
- Now Playing5minHow will the Animated GIF affect the Presidential Election?
- Now Playing5minIs CSS and Website Design a Fashion Statement?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing6minWhat Do Santa and Wrestling Have In Common?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing8minDo Knock-Offs Prove the Value of a Brand?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing9minCan Video Games Become the Next Spectator Sport?
- Now Playing4minThe Bronies Phenomenon
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing9minIs a DOS Attack a Weapon?
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing6minThe Retro Awesomeness of Adventure Time
- Now Playing6minShould "Happy Birthday" be Protected by Copyright?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing4minAre Mashups the End of Music Genres?