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THE KNOWLEDGE FEED

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Popping Water Balloons in Space

Chris Higgins

A Brief History of the 1947 Chocolate Candy Bar Strike

Rob Lammle

The year was 1947. World War II had come to an end, and nations across the globe were rebuilding.

Mabel Stark: The Lady with the Tigers

Miss Cellania

What is Gaslighting?

The Week

The term itself was popularized by the 1944 film Gaslight, an adaptation of the 1939 play Angel Street.

Morning Cup of Links: Dr. Seuss's Hats

Miss Cellania

Frederick Starr: Anthropologist Lost from the History Books

Kaitlyn Boettcher

18 Complicated Scientific Ideas Explained Simply

Arika Okrent

Geologists Anne Jefferson and Chris Rowan created the Tumblr "Ten Hundred Words of Science" to collect examples of scientific text rendered into up-goer five speak.

6 Crazy Things You Can Make with 3D Printers

Matt M. Casey

"Printing" technology has quietly evolved over the past few decades to allow users to create—on demand, from files—everything from gun parts to DNA.

Retrobituaries: Elizabeth "Lizzie" Magie, Inventor of Monopoly

David W Brown

In 1904, Elizabeth "Lizzie" Magie designed a board game to demonstrate the tragic effects of land-grabbing.

Folding Space-Time Using a Music Box

Chris Higgins

A 150-Foot Asteroid's Near-Brush with Earth

The Week

NASA says a space rock half the size of a football field will zip past us on Feb. 15

Why Do Diet Coke and Mentos React?

Daven Hiskey

Combine Diet Coke and Mentos, and the result is explosive—Diet Coke shoots out of the bottle like a miniature, sticky Old Faithful.

Morning Cup of Links: Pig on Wheels

Miss Cellania

The House That In-N-Out Burgers Built

Roma Panganiban

At age 30, owner and president of West Coast burger chain In-N-Out Lynsi Torres is the youngest female billionaire in the country.

World War I Centennial: An Emperor’s Personal Plea for Peace

Erik Sass

Installment #54: As fighting between the Balkan League and the Ottoman Empire resumed in February 1913, Europe seemed to be teetering on the edge of a much wider war.

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