THE KNOWLEDGE FEED

Grave Sightings

James Salisbury

Grave Sightings

James Salisbury

The First Blood Transfusion

The First Blood Transfusion

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How Many Trees Are There in the Amazon?

Shaunacy Ferro

10 Groovy Facts About 'The Jackson 5ive' Cartoon Series

Sonia Weiser

For a brief moment in Saturday morning cartoon history, 'The Jackson 5ive' saw cartoon versions of Jackie, Tito, Jermaine, Marlon, and Michael embarking on adventures—and totally jamming out

Sequencing Lil Bub's Genome to Unlock The Mystery of Her Adorably Weird Face

Rebecca OConnell

A Brief History of United States Postal Uniforms

Caitlin Schneider

10 Things You May Not Know About 'Wuthering Heights'

Joy Lanzendorfer

7 Times Government Figures and 'Sesame Street' Collaborated

Sonia Weiser

The Time Swedes Called in Gay to Work

Shaunacy Ferro

Homosexuality was still classified as an illness in Sweden in 1979. Swedes protested by calling in sick to work, claiming they felt gay.

Scientists Sequence Bumblebee Genome to Explain Population Decline

Hannah Keyser

16 Cool Facts About Glaciers

Mark Mancini

Young Marmosets Learn Not to Interrupt

Shaunacy Ferro

12 Bizarre Facts About The History of Birth Control

Shaunacy Ferro

How Chewing Gum Prevents Songs From Getting Stuck in Your Head

Jessica Hullinger

Researchers have come to the rescue with a scientifically backed earworm prevention weapon.

The (Very Real) Science Behind 'The Avengers'

Beth Anne Macaluso

8 Fictional Places (That Sound Real)

Miss Cellania

There are fictional nations inserted into movies, TV, comics, and other pop culture media that are vaguely reminiscent of real places, but the name is fictional to avoid offense.

These Words Aren't the Words You Think They Are

Arika Okrent

It's possible you never wondered about these tricky words from common expressions. That's because they aren't the words you think they are.

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