THE KNOWLEDGE FEED

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9 People, Places & Things That Changed Their Names

Ethan Trex

When much-reviled security firm Blackwater changed its name to Xe last week, it wasn't just cleverly attempting to squash criticism by tossing out a name nobody would know how to pronounce.

7 Carnivals Around the World

Miss Cellania

Tomorrow is Ash Wednesday, which begins Lent, the 40-day period of fasting and sacrifice practiced by many Christians before Easter.

This is Why You're Fat

Ransom Riggs

I try to be conscientious about what I eat -- sort of.

Brain Game: ON, M+, CE, et al

Back in the 1970s, LED calculators weren't cheap. Salesmen worked hard to make pitches to people whose jobs were math-related (like my dad, who was a land surveyor).

Morning Cup of Links: Facebook Fogies

Miss Cellania

Take a peek at NASA's Constellation program, which will replace the space shuttle. The first test flight will be in July. (via Bad Astronomy Blog) * Ten Reasons Facebook is for Old Fogies.

5 Composers murdered by the Nazis

David K. Israel

Theresienstadt concentration camp, or Terezín as it was usually called, was an oddity, even by the Nazi's standards. They used it as transit camp, before carting people off to Auschwitz.

The Quick 10: 10 Weird Facts About Presidents

Stacy Conradt

In case you didn't get enough Presidential Facts from the mag, I have this whole collection of strange facts I've written down about U.S. Presidents.

Even More Answers to Questions About Chickens

David Clark

Last week, we addressed which came first, the chicken or the egg. Then we answered five other burning questions about the fowl.

The Dos and Don'ts of I-Do'ing: Proposing the Presidential Way

Jenny Drapkin

If Valentine's Day has inspired you to propose, many of you will probably look to your fathers for guidance and inspiration.

Magazine Sneak Peek: A Whole Lotta Flex Appeal

Mangesh & Jason

Normally, the scrawny staffers at mental_floss have little interest in reading about the history of body building, but when Tim Farrell pitched a fascinating profile on showman Eugen Sandow, we couldn

Health Cubby: iPhone App to Track Health Goals

Chris Higgins

For the last month, I've been testing Health Cubby, a $9.99 iPhone app designed to track health and fitness goals.

Third Eye Video Camera

Miss Cellania

So the prosecuting attorney says, "Tell the court exactly what you saw." As if it were that easy! The human brain stores only what we pay attention to.

Brain Game: Three of a Perfect Pair

Kara and I plan to offer a "state" puzzle book one of these days...

America's Pets

David K. Israel

The 2007-2008 National Pet Owners Survey is out, and guess what? There are 142 million freshwater fish in America.

Morning Cup of Links: Reshaping America

Miss Cellania

How the Crash Will Reshape America. The more you know, the better prepared you'll be for the changes ahead.

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