Why do cats act so weird? - Tony BuffingtonAug 17, 2018Watch
Why is Mount Everest so tall? - Michele KoppesAug 17, 2018Watch
Why the insect brain is so incredible - Anna StöcklJul 27, 2018Watch
Why do our bodies age? - Monica MenesiniJul 27, 2018Watch
History vs. Napoleon Bonaparte - Alex GendlerJul 27, 2018Watch
Can you solve the passcode riddle? - Ganesh PaiJul 27, 2018Watch
How bees help plants have sex - Fernanda S. ValdovinosJul 27, 2018Watch
How do nerves work? - Elliot KraneJul 27, 2018Watch
Mysteries of vernacular: X-ray - Jessica Oreck and Rachael TeelJul 20, 2018Watch
The survival of the sea turtle - Scott GassJul 20, 2018Watch
Dead stuff: The secret ingredient in our food chain - John C. MooreJul 13, 2018Watch
History vs. Christopher Columbus - Alex GendlerJul 13, 2018Watch
Inside a cartoonist's world - Liza DonnellyJul 06, 2018Watch
How many universes are there? - Chris AndersonJul 06, 2018Watch
What happens when you get heat stroke? - Douglas J. CasaJun 29, 2018Watch
When is water safe to drink? - Mia NacamulliJun 29, 2018Watch
How do we know what color dinosaurs were? - Len BlochJun 22, 2018Watch
The ancient origins of the Olympics - Armand D'AngourJun 22, 2018Watch
A different way to visualize rhythm - John VarneyJun 15, 2018Watch
Why are sharks so awesome? - Tierney ThysJun 15, 2018Watch
The genius of Marie Curie - Shohini GhoseJun 08, 2018Watch
What is dyslexia? - Kelli Sandman-HurleyJun 08, 2018Watch
Why is Vermeer's "Girl with the Pearl Earring" considered a masterpiece? - James EarleJun 01, 2018Watch
How does a jellyfish sting? - Neosha S KashefJun 01, 2018Watch
Can you solve the airplane riddle? - Judd A. SchorrMay 25, 2018Watch
The mystery of motion sickness - Rose EvelethMay 25, 2018Watch
Would you weigh less in an elevator? - Carol HeddenMay 18, 2018Watch
Why wasn’t the Bill of Rights originally in the US Constitution? - James CollMay 18, 2018Watch
Who was Confucius? - Bryan W. Van NordenMay 11, 2018Watch
How memories form and how we lose them - Catharine YoungMay 11, 2018Watch
What are the universal human rights? - Benedetta BertiMay 04, 2018Watch
Can you solve the prisoner boxes riddle? - Yossi ElranMay 04, 2018Watch
How do schools of fish swim in harmony? - Nathan S. JacobsApr 27, 2018Watch
How X-rays see through your skin - Ge WangApr 27, 2018Watch
The world’s most mysterious book - Stephen BaxApr 20, 2018Watch
How do pregnancy tests work? - Tien NguyenApr 20, 2018Watch
Why doesn’t anything stick to Teflon? - Ashwini BharathulaApr 13, 2018Watch
How computers translate human language - Ioannis PapachimonasApr 13, 2018Watch
Can you solve the temple riddle? - Dennis E. ShashaApr 06, 2018Watch
How do animals see in the dark? - Anna StöcklApr 06, 2018Watch
Einstein's miracle year - Larry LagerstromMar 30, 2018Watch
How do pain relievers work? - George ZaidanMar 30, 2018Watch
Does "The Wonderful Wizard of Oz" have a hidden message? - David B. ParkerMar 23, 2018Watch
Why do some people go bald? - Sarthak SinhaMar 23, 2018Watch
Making sense of irrational numbers - Ganesh PaiMar 16, 2018Watch
The science of static electricity - Anuradha BhagwatMar 16, 2018Watch
The origins of ballet - Jennifer Tortorello and Adrienne WestwoodMar 09, 2018Watch
How do vaccines work? - Kelwalin DhanasarnsombutMar 09, 2018Watch
How to unboil an egg - Eleanor NelsenMar 02, 2018Watch
Mary's Room: A philosophical thought experiment - Eleanor NelsenMar 02, 2018Watch
Why do we dream? - Amy AdkinsFeb 23, 2018Watch
Is time travel possible? - Colin StuartFeb 23, 2018Watch
Schrödinger's cat: A thought experiment in quantum mechanics - Chad OrzelFeb 16, 2018Watch
Why are manhole covers round? - Marc ChamberlandFeb 16, 2018Watch
When will the next mass extinction occur? - Borths, D'Emic, and PritchardFeb 09, 2018Watch
The moon illusion - Andrew Vanden HeuvelFeb 09, 2018Watch
The benefits of good posture - Murat DalkilinçFeb 02, 2018Watch
How does asthma work? - Christopher E. GawFeb 02, 2018Watch
Why the shape of your screen matters - Brian GervaseJan 26, 2018Watch
Why is being scared so fun? - Margee KerrJan 26, 2018Watch
How high can you count on your fingers? (Spoiler: much higher than 10) - James TantonJan 19, 2018Watch
What's the fastest way to alphabetize your bookshelf? - Chand JohnJan 19, 2018Watch
3 tips to boost your confidence - Amy AdkinsJan 12, 2018Watch
History vs. Richard Nixon - Alex GendlerJan 12, 2018Watch
Why can't we see evidence of alien life? - Chris AndersonJan 05, 2018Watch
The basics of the Higgs boson - Dave Barney and Steve GoldfarbJan 05, 2018Watch
What is obesity? - Mia NacamulliDec 29, 2017Watch
Why do whales sing? - Stephanie SardelisDec 29, 2017Watch
The fundamentals of space-time: Part 3 - Andrew Pontzen and Tom WhyntieDec 22, 2017Watch
How brass instruments work - Al CannonDec 22, 2017Watch
What is a gift economy? - Alex GendlerDec 15, 2017Watch
Did Shakespeare write his plays? - Natalya St. Clair and Aaron WilliamsDec 15, 2017Watch
How people rationalize fraud - Kelly Richmond PopeDec 08, 2017Watch
How mucus keeps us healthy - Katharina RibbeckDec 08, 2017Watch
Can robots be creative? - Gil WeinbergDec 01, 2017Watch
Debunking the myths of OCD - Natascha M. SantosDec 01, 2017Watch
The fundamentals of space-time: Part 2 - Andrew Pontzen and Tom WhyntieNov 24, 2017Watch
The real story behind Archimedes’ Eureka! - Armand D'AngourNov 24, 2017Watch
This is Sparta: Fierce warriors of the ancient world - Craig ZimmerNov 17, 2017Watch
How did Hitler rise to power? - Alex Gendler and Anthony HazardNov 17, 2017Watch
How do your kidneys work? - Emma BryceNov 10, 2017Watch
Can you solve "Einstein’s Riddle"? - Dan Van der VierenNov 10, 2017Watch
The unexpected math behind Van Gogh's "Starry Night" - Natalya St. ClairNov 03, 2017Watch
The great conspiracy against Julius Caesar - Kathryn TempestNov 03, 2017Watch
How farming planted seeds for the Internet - Patricia RussacOct 27, 2017Watch
Why sitting is bad for you - Murat DalkilinçOct 27, 2017Watch
The deadly irony of gunpowder - Eric RosadoOct 20, 2017Watch
The fundamentals of space-time: Part 1 - Andrew Pontzen and Tom WhyntieOct 20, 2017Watch
Is it bad to hold your pee? - Heba ShaheedOct 13, 2017Watch
The fight for the right to vote in the United States - Nicki Beaman GriffinOct 13, 2017Watch
Is math discovered or invented? - Jeff DekofskyOct 06, 2017Watch
What is epigenetics? - Carlos Guerrero-BosagnaOct 06, 2017Watch
The five major world religions - John BellaimeySep 29, 2017Watch
Radioactivity: Expect the unexpected - Steve WeatherellSep 29, 2017Watch
The most groundbreaking scientist you've never heard of - Addison AndersonSep 22, 2017Watch
How the heart actually pumps blood - Edmond HuiSep 22, 2017Watch
How smart are orangutans? - Lu GaoSep 15, 2017Watch
Are spotty fruits and vegetables safe to eat? - Elizabeth BrauerSep 15, 2017Watch
Should we be looking for life elsewhere in the universe? - Aomawa ShieldsSep 08, 2017Watch
A brief history of graffiti - Kelly WallSep 08, 2017Watch
History vs. Vladimir Lenin - Alex GendlerSep 01, 2017Watch
Who IS Sherlock Holmes? - Neil McCawSep 01, 2017Watch