What few people know about the program that “saved” America – Meg Jacobs

Explore the successes and failures of FDR’s New Deal, a set of legislation during the Great Depression which aimed to save the American economy. — In 1932, one in four…

A brief history of toilets – Francis de los Reyes

Explore the history of the toilet and how waste management has evolved from from ancient Mesopotamia to modern day. — On sunny days, citizens of ancient Rome could be found…

The sharks that hunt in forests – Luka Seamus Wright

Discover the unique adaptations of marine forests, the ecosystems that provide food and shelter for sharks and diverse coastal species. — Forests don’t usually come to mind as a habitat…

Can you trust your memory? – Sheila Marie Orfano

Explore the Rashomon effect, where individuals give significantly different but equally believable accounts of the same event. — A samurai is found dead in a quiet bamboo grove. One by…

Ugly History: The U.S. Syphilis Experiment – Susan M. Reverby

Dig into the unethical Tuskegee Syphilis Study, which spanned 40 years and lied to its participants about receiving treatment for syphilis. — Afflicting nearly 1 in 10 Americans, syphilis was…

A day in the life of the Oracle of Delphi – Mark Robinson

Follow Aristonike, an Oracle-in-training in Delphi, as she studies to become the Pythia and communicate Apollo’s will and prophecies. — As the sun rises over Delphi in 500 BCE, Aristonike…

Why do we have hair in such random places? – Nina G. Jablonski

Discover how humans lost their fur as they evolved from primates, and why we still have hair on our bodies. — We have lots in common with our closest primate…

The epic of Gilgamesh, the king who tried to conquer death – Soraya Field Fiorio

Dive into the Epic of Gilgamesh, and follow the king of Uruk on a series of dangerous quests as he searches for immortality. — In 1849, in the ancient city…

Can you solve the Trojan War riddle? – Dennis E. Shasha

Practice more problem-solving at https://brilliant.org/TedEd — On Olympus, you’ve been waiting for an opportunity to bring the bloody Trojan War to its conclusion. The two sides have agreed to a…

Could you survive the real Twilight Zone? – Philip Renaud and Kenneth Kostel

Find out how a hatchetfish survives its daily journey from the depths of the ocean’s Twilight Zone to the resource-rich surface. — You’re traveling deep beneath the ocean’s surface, where…

The woman who stared at the sun – Alex Gendler

Get to know the legacy of Hisako Koyama, whose drawings of the sun’s surface helped scientists reconstruct 400 years of sunspot activity. — In 1944, amateur astronomer Hisako Koyama’s latest…

Run, sail, or hide? How to survive the destruction of Pompeii – Gary Devore

Download a free audiobook version of “Into Thin Air“ and support TED-Ed’s nonprofit mission: https://www.audible.com/ted-ed — It’s a bustling day in Pompeii. After a quick visit to the market, Fabia…

Can you be awake and asleep at the same time? – Masako Tamaki

Discover the phenomenon known as asymmetrical sleep, where parts of an animal’s brain are asleep while other areas remain active. — Many animals need sleep. But all of the threats…

What causes migraines? – Marianne Schwarz

Find out what’s happening in the brain when you have a migraine and what we still don’t know about this complex disorder. — A throbbing, pounding headache. Bright zigzagging lines…

Should you donate your DNA to help cure diseases? – Greg Foot

Discover how scientists are using crowdsourced DNA to find the causes of untreatable diseases, and developing new drug treatments for them. — When scientists don’t know the cause of a…