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Hot MessHot Mess is a show about how climate change impacts all of us, and about how we can create a better future for our planet and ourselves.
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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 Playing8minIs There Intelligent Life Beyond Earth?
- Now Playing5minI Don't Think You're Ready for These Jellies
- Now Playing5minThe Superb Owl!
- Now Playing6minDo Plants Think?
- Now Playing6minHow the Toilet Changed History
- Now Playing4minThis Is Not a Rainbow
- Now Playing6minThe Science of Kissing
- Now Playing7minIs Your Brain Too Old For Video Games?
- Now Playing7minWhat Are The Most Important Science Images Ever?
- Now Playing6minInside an ICE CAVE! - Nature's Most Beautiful Blue
- Now Playing5minThe Cosmic Origins of Earth's Water
- Now Playing7minEngines of Destruction: How Hurricanes Work
- Now Playing7minThe Strange Science of the Placebo Effect
- Now Playing6minHow Atom Bombs Can Uncover Forged Art
- Now Playing6minWhy Salt & Pepper?
- Now Playing8min20 MILLION Year-Old Spider!! Unweaving Spider Silk
- Now Playing7minInside the World of Fire Ants!
- Now Playing10minIs There Life on Earth?
- Now Playing6minWhy Don't Other Animals Wear Glasses?
- Now Playing3minBuilding Curiosity
Origin of Everything
- Now Playing9minThe Origin of Gender
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing8minWhy Did Europeans Enslave Africans?
- Now Playing9minThe Origin of Gender
- Now Playing9minWhy Do All Malls Look the Same?
- Now Playing8minWhere does the Nuclear Family Come From?
- Now Playing10minThe 2nd Amendment Explained
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing10minWhy Do We Have Hobbies?
- Now Playing7minWhy Do We Eat Popcorn at The Movies?
- Now Playing11minWhat is Racial Passing?
- Now Playing6minWhy Do We Have Middle Names?
- Now Playing8minWhy Do People Have Pets?
- Now Playing12minSix Historically True Facts about Money
- Now Playing8minWhy Do We Eat Artificial Flavors?
- Now Playing12minWhy Do We Have Housing Projects?
- Now Playing8minWhy Do We Get Grades in School?
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing10minWhat is Ethnicity?
- Now Playing7minWhy Does Santa Wear Red?
Two Cents
- Now Playing6minHow Do You Actually Buy A House?
- Now Playing8min5 Ways People Are Dumb About Money
- Now Playing8minAre "Free" Video Games Really Free?
- Now Playing6minShould I Buy Bitcoin?
- Now Playing6minWhat is The Cost of Pet Ownership?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing4minWhat is the DOW?
- 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 Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing7minLove and Money
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minMoving Without Spending a Fortune
Monstrum
- Now Playing10minHow Bloody Mary Turns Fear Into Fun
- Now Playing11minCan All Monsters Be Traced Back to Tiamat?
- Now Playing13minLeprechaun: From Gold-Loving Cobbler to Cultural Icon
- Now Playing12minThe Origins of 'Big Bug' Science Fiction
- Now Playing17minModern Zombies: The Rebirth of the Undead
- Now Playing10minIs Yuki-onna the Most Terrifying Snow Monster?
- 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 Playing15minBaba Yaga: The Ancient Origins of the Famous 'Witch'
- Now Playing8minWerehyena: The Terrifying Shapeshifters of African Lore
- 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 Playing10minJorÅgumo: The Deadly Spider Woman from Yokai Lore
- Now Playing11minBasilisk or Cockatrice? The Mysterious King of Serpents
- Now Playing10minWill-o'-the-Wisp: Monstrous Flame or Scientific Phenomenon?
- Now Playing6minThe Origin of Medusa
Eons
- Now Playing11minThe Story of the Dino Stampede
- Now Playing11minHow the Starfish Got Its Arms
- Now Playing7minWhy Do Things Keep Evolving Into Crabs?
- Now Playing10minHow Pollination Got Going Twice
- Now Playing9minThe Rise and Fall of the Bone-Crushing Dogs
- Now Playing10minThat Time The Ocean Lost (Almost) All Its Oxygen
- Now Playing8minThe Ancient Human Species With A Missing Body
- Now Playing10minHow a Supervolcano Made the Cenozoic's Coolest Fossils
- Now Playing10minWhen Ichthyosaurs Led a Revolution in the Seas
- Now Playing10minThe Facts About Dinosaurs & Feathers
- Now Playing6minHistory's Most Powerful Plants
- Now Playing9minThe Whole Saga of the Supercontinents
- Now Playing10minThe Last Time the Globe Warmed
- Now Playing6minThe Most Useful Fossils In The World
- Now Playing11minWhen Penguins Went From The Sky To The Sea
- Now Playing8minThe Mystery of the Eocene's Lethal Lake
- Now Playing8minWhere Did Viruses Come From?
- Now Playing9minThe Sudden Rise of the First Colossal Animal
- Now Playing8minHow Ankylosaurs Got Their Clubs
- Now Playing4minThe Tully Monster & Other Problematic Creatures
Hot Mess
- Now Playing10minFeeling Guilty About Climate Change feat. Hank Green
- Now Playing7minWhat's The Best Car For The Climate?
- Now Playing6minHow To Suck Carbon Dioxide Out of the Sky
- Now Playing6minWhat If We Burned All The World's Fossil Fuels?
- Now Playing10minFeeling Guilty About Climate Change feat. Hank Green
- Now Playing10minAre You Scared Enough? feat. David Wallace-Wells
- Now Playing5minWhy Climate Change is Unjust
- Now Playing6minWhat Indigenous Communities Teach Us About Climate Change
- Now Playing5minWho Should Pay To Fix Climate Change?
- Now Playing5minClimate change will push millions out. Where will they go?
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing6minWhat If We Burned All The World's Fossil Fuels?
- Now Playing6minWill Big Oil Have To Pay Up Like Big Tobacco?
- Now Playing6minHow To Suck Carbon Dioxide Out of the Sky
- Now Playing5minWho Should Pay To Fix Climate Change?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing4minHow Much Energy Does the Internet Use?
- Now Playing12minOur Food System is Rigged feat. Sheril Kirshenbaum
- Now Playing13minThe Rise of Climate Fiction feat. Lindsay Ellis & Amy Brady
Space Time
- Now Playing11minThe Physics of Life (ft. It's Okay to be Smart & PBS Eons!)
- Now Playing11minHow to Build a Blackhole
- Now Playing12minAre the Fundamental Constants Changing?
- Now Playing13minThe Real Star Wars
- Now Playing10minScientists Have Detected the First Stars
- Now Playing16minHow Can Matter Be Both Liquid And Gas?
- Now Playing16minFermions Vs. Bosons Explained with Statistical Mechanics!
- Now Playing13minWhite Holes
- Now Playing14minWhat Happens If A Black Hole Hits Earth?
- Now Playing16minThe Edge of an Infinite Universe
- Now Playing8minIs the Moon in Majora's Mask a Black Hole?
- Now Playing13minQuantum Theory's Most Incredible Prediction
- Now Playing8minThe First Humans on Mars
- Now Playing14minHave They Seen Us?
- Now Playing12minHawking Radiation
- Now Playing11minWhen Quasars When Quasars Collide STJC
- Now Playing13minHow Will the Universe End?
- Now Playing6minWhat Planet Is Super Mario World?
- Now Playing13minA Brief History of the Universe: Crash Course Astronomy #44
- Now Playing11minHow Time Becomes Space Inside a Black Hole
Beat Making Lab
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- 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 Playing5minBehind the Beat: Portobelo
- Now Playing2minWhat's In the Backpack?
Infinite Series
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- Now Playing8minHow to Divide by "Zero"
- Now Playing11minDefining Infinity
- Now Playing9minProving Brouwer's Fixed Point Theorem
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing12minWhen Pi is Not 3.14
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing8minTelling Time on a Torus
- Now Playing8minThe Multiplication Multiverse
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing13minWhat is a Random Walk?
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing14minKill the Mathematical Hydra
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing11minThe Geometry of SET
- Now Playing16minHow to Break Cryptography
Idea Channel
- 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 Playing4minAre Mashups the End of Music Genres?
- Now Playing8minDo Knock-Offs Prove the Value of a Brand?
- 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 Playing6minThe Retro Awesomeness of Adventure Time
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing6minIs Doctor Who a Religion?
- Now Playing6minShould "Happy Birthday" be Protected by Copyright?
- Now Playing9minIs a DOS Attack a Weapon?
- Now Playing4minThe Bronies Phenomenon
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing5minAre Olympic Competitors Geniuses?