TED-Ed

Today we celebrate the birthday of Henrietta Lacks, a woman whose remarkable DNA led to countless cures, patents and discoveries: t.ted.com/99soJ3i

Why is this painting of a black square so famous? t.ted.com/fGjIAAD

How pigeons took over the world: t.ted.com/8Dz2OeE

Editorial Director of TED-Ed Animations and co-creator of Pandora’s Legacy Alex Rosenthal sat down with The Escape Puzzler to talk all things games. Get to know the inspiration behind the hit puzzle game and what’s coming next: t.ted.com/ezeTu65

These 70 writers are actually all the same person — the enigmatic and prolific writer Fernando Pessoa. Dive into his works and many identities: t.ted.com/quOS1D8

On the International Day of Friendship, explore how friendship affects your brain: t.ted.com/ROWo5Ku

Why are some people more susceptible to addiction, and why can it be so difficult to treat? Take a look at how addictive drugs affect the body and brain: t.ted.com/RhJU0TW

Is there extraterrestrial life in our solar system? Or are we alone? Journey to the ocean worlds on Jupiter and Saturn to investigate the possibility: t.ted.com/nKuTgBz

"Marjory Stoneman Douglas High School lost 17 precious lives on that horrible day. After, students asked us, the adults, the hardest question: How can we stop the senseless violence?" t.ted.com/40Jcqzj

While it might seem unwise to consume feces, new research suggests that taking poop into the body in other ways might actually benefit our health. So, how does this work? Dig into the science of fecal microbial transplants: t.ted.com/GO1uo3Z

NEW VIDEO: What is saffron, and why is it so expensive? Dig into the unique biology of saffron and trace humanity’s enduring obsession with the spice, dating back thousands of years: t.ted.com/9X6vX4e

So many of us have been moved to mail a box of food, clothes or toys after hearing about a natural disaster. Here's what happens to those donations (and what you should send instead): t.ted.com/ENgBgKb

What do we lose when a language disappears? Indigenous languages around the world are vanishing at a rapid rate. This is one woman’s journey to save her tribe’s language: t.ted.com/FVbLrC9

What exactly is earwax, and should you get rid of it? Explore the surprisingly important role earwax plays in your health: t.ted.com/B4pmF6D

How can you develop a healthy creative process? Professional songwriters share the importance of embracing mistakes, being open to experimenting, and why it’s best to focus on progress over perfection: t.ted.com/if1KR7Y

The student loan industry is making young people put their financial future on the line for little reward. Here's one solution that could fix the system: t.ted.com/R9NcrnC

Human cannibalism is a lot more common than you might think: t.ted.com/EeGeytq

Can you solve the multiplying rabbits riddle? t.ted.com/RQp79t9

On this day in 1972 the Tuskegee Syphilis Study was exposed, revealing a 40-year government experiment which lied to its participants about receiving treatment for syphilis: t.ted.com/z3muQUf

If watching “The Odyssey” made you want to learn more or if you want a crash course before you go, we’ve got you covered. Dive into Homer’s world of gods, monsters, and complicated heroes: t.ted.com/epyPhO1