THE KNOWLEDGE FEED

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Tuesday Turnip

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Tuesday Turnip

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The CIA Plan to Use Cats as Spies (and the Taxi That Ruined It)

Matt Soniak

© JASON REED/Reuters/Corbis The Internet has been going nuts over the news that a dog was among the elite commandos who raided Osama bin Laden’s compound and killed him.

How Winnie Cooper Did on Our Wonder Years Quiz

Jason English

Danica McKellar played Winnie Cooper on The Wonder Years. Now she writes math books.

The Late Movies: Zoetrope

Miss Cellania

A zoetrope is a mechanical device that creates the illusion of moving pictures, based on a spinning cylinder in which slits are cut.

The Science of Smiles

Colin Patrick

As if the fact that it’s Friday isn’t enough to make you smile, you now have some hard data proving you should show off those pearly whites.

The Number of the Day: 105

Colin Patrick

Amazon reports that since the beginning of April, they’ve sold 105 electronic Kindle books for every 100 print books sold. Related Fact: Included among Amazon’s many available Kindle ebooks is Kind

Things Nobody Likes But You

Jason English

On Fridays, I post a series of unrelated questions meant to spark conversation in the comments. Answer one, answer all, respond to someone else's reply, whatever you want.

5 Things You Might Not Know About Abraham Zapruder

Ethan Trex

Abraham Zapruder’s amateur footage of the JFK assassination is one of the world’s most instantly recognizable clips, but Zapruder himself doesn’t get quite as much press.

The Final Days of The Beatles

Eddie Deezen

The date was August 20, 1969. The Beatles were recording what was to be their final album, Abbey Road.

Not Safe for Lunch: Attack of the Parasites

Ransom Riggs

I just discovered this in the dusty depths of my YouTube account -- a very strange video I made with mental_floss about three years ago.

The Weird Week in Review

Miss Cellania

Eagle Drops Poodle Into a Better Life A female poodle fell out of the sky onto the grounds of Shorncliffe Nursing Home in Sechelt, British Columbia.

Brain Game: Drive My Car (Again)

Today's Friday Free-for-all is a sequel to our Brain Game from July 13, 2010.

Morning Cup of Links: MacRecipes

Miss Cellania

Over 50 and Out of Work, a site I can't even read because it's so scary. These folks are spending their retirement savings on groceries and might never find jobs again.

The Late Movies: Guess the Theme V

Mark Arminio

It's late on Thursday, meaning it's time once again for everyone's favorite game: GUESS THE THEME. All the clips below have something in common.

How Teddy Roosevelt Ended Up With Abe Lincoln’s Hair

Stacy Conradt

John Hay, Lincoln’s private secretary and assistant, was as devastated as the rest of the nation when his friend was assassinated by John Wilkes Booth in 1865.

The Sun-pocalypse That Wasn't

Ransom Riggs

Remember all those movies from the turn of the millennium where a giant comet or asteroid plummets toward Earth and threatens to destroy life as we know it?

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