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THE KNOWLEDGE FEED

The Missing Links: Six Decades of Mad

Colin Patrick

Still Mad After All These Years Everyone’s favorite juvenile satire rag is 60 years old.

Researchers at Duke Are Perfecting an Invisibility Cloak

The Week

Duke University researchers perfect the illusion of invisibility using a new light-bending

Follow @mental_floss on Instagram

Jason English

I wander around and take pictures of things, like the turkeys invading my neighbor's yard. Then I find fun facts to go with the photos and upload them to Instagram.

A 50% Stake in Domino’s Pizza Was Once Traded for a Used VW Beetle

Daven Hiskey

Daven Hiskey runs the wildly popular interesting fact website Today I Found Out. To subscribe to his "Daily Knowledge" newsletter, click

Sesame Street's Hurricane Coverage

Chris Higgins

Way back on March 26, 2001, Sesame Street aired an episode explaining that a hurricane was moving up the eastern seaboard, headed for Sesame Street.

Why Can't We Predict Earthquakes?

Erin McCarthy

The ruins of San Francisco's City Hall after the 1906 earthquake and fire.

Who's on the Left? Identifying Famous Pairs (Part II)

Questions:10
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Today's quiz features 10 more famous pairs, from Siegfried and Roy to Cheech and Chong. Can you tell who's who? (See the original here.)

Brain Game: Math Square #146

Here's a brand new Monday Math Square challenge for today's mentalfloss.com Brain Game.

Morning Cup of Links: Boozy Holiday Desserts

Miss Cellania

Yesterday would have been Kurt Vonnegut's 90th birthday.

5 Questions: mental_ross

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11 Things You Might Not Know About the U.S. Army

David W Brown

Today the U.S. Army is celebrating its 240th birthday.

Weekend Links: The First Meme

Allison Keene

Was Le Cochon Danseur (The Dancing Pig) the first meme? If you haven't seen it, you really must.

Here's a Really Fancy Prosthetic Hand

Chris Higgins

In this brief tech demo, Nigel Ackland shows off his new prosthetic hand, the bebionic v3.

Last Week's Most Popular Stories

Jason English

In case you weren't obsessively refreshing mentalfloss.com last week, here's what you

Win a Wreck-It Ralph Prize Pack!

Jason English

(c) 2012 Disney Enterprises, Inc. We've got a great big Wreck-It Ralph giveaway happening tonight on Twitter.

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