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THE KNOWLEDGE FEED

Stained Glass Made From Paper

Jill Harness

Stained glass tends to be made from, well, glass. But artist Eric Standley makes gorgeous and intricate designs reminiscent of the finest stained glass windows on earth using only one material—paper.

10 Movies Roger Ebert Really Hated

Stacy Conradt

When Roger Ebert hated a film, he really didn't mince words.

Trailer Thursday: Dinosaurs, Teapots, and the Undead. Oh My!

Stacy Conradt

Massive Wartime Decoys and Camouflage Operations

Miss Cellania

11 Historical Firsts on Mount Everest

The Week

An Oregon teen with Down syndrome joins an unrivaled group who have scaled, snowboarded, and rocked out on Mount Everest.

Sir Nils Olav, Norway’s Penguin Knight

Roma Panganiban

The United States Marines have their bulldogs and the Army has their mules, but the Norwegian Royal Guard has a mascot a little more accustomed to colder temperatures: Nils Olav, a King Penguin who is

The Basics of Parallel Universe Hypotheses

Chris Higgins

10 Real-Life Panic Rooms

Virginia C McGuire

Sometimes called safe rooms, these fortified bunkers are meant to shelter people during an attack, a burglary, or an extreme weather event.

How Much Does a Cloud Weigh?

Matt Soniak

Reader Jane wrote in to note that clouds look so nice and fluffy and lighter-than-air, so they certainly can’t weigh much. Right?

5 Terrifyingly Huge Spiders

Erin McCarthy

Arachnophobes, read no further: These massive spiders can’t be dispatched by a shoe or rolled-up newspaper.

5 Questions: "Add"ition

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Fans Pulled Onstage to Rock

Chris Higgins

Grab a Spoon and Take Our Cereal Quiz!

Jason English

6 Weird Theories on Early Human Intelligence

M Asher Cantrell

Through thousands of years of knowledge and learning, we’ve developed extremely advanced intelligence as a species, especially when compared to other animals. But what made us so unique?

The Cell Phone Turns 40

The Week

On April 3, 1973, a Motorola employee named Martin Cooper strolled out onto New York's Sixth Avenue with an oddly-shaped plastic brick in his hand.

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