THE KNOWLEDGE FEED

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Green Water

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Green Water

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St. Petersburg's Ghosts Come Alive

Allison Keene

The Siege of Leningrad was one of the most important yet devastating standoffs of World War II. For three years the city of Leningrad (now St.

Boston Tech Party: The Wonders of the MIT Media Lab

the mag

by Linda Rodriguez McRobbie Want to know who to thank for Guitar Hero and the Kindle? You'll need to head to Boston, where a new American revolution is taking

Brain Game: Math Square #36

The nine white squares inside the main red grid should be filled with the digits 1 through 9. Each digit should appear only once in this main grid (the red square).

Great Danes and Goats, Oh My!

Jill Harness

It's always difficult for a shelter to adopt out two animals as a pair, but when the duo are emotionally attached, it's sometimes the only fair thing to do.

Musical Genre of the Month: Freak Folk

Ransom Riggs

It seems like some rock critic coins a new genre every other week -- and indeed, a quick spin through my iTunes playlist, sorting for genre, reveals all manner of genres I've never heard of, much

Morning Cup of Links: The $21 Million Domain Name?

Colin Patrick

Maybe Steve Jobs is tired of taking on Microsoft "“ and wants to set his sights on toppling Schwinn instead.

The Number of the Day: Zero

Jason English

There is no period after "Dr" in Dr Pepper. Explanation: From Snopes: "The period went missing in 1950 when the company changed the font.

Weekend Links: Corporate Buzzword Generator

Allison Keene

Who says film criticism is dead? (besides people I try to get jobs from) One particularly excited and adamant 8 year old explains the appeal of The Expendables.

Last Week's Most Popular Stories

Jason English

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

Weekend Links: '80s Teen Villains You Gotta Love

Allison Keene

Step right up, ladies and gentlemen, and behold a total of 10 illusions in a mere two minute time span!

Lunchtime Quiz Leftovers

Jason English

Hospital Marathon Man Keeps Going and Going and Going

Jason English

A few weeks ago, I told you about Brian Fugere, a cancer patient who ran a marathon in a hospital hallway in 2005—dragging an IV pole for 144 laps—to raise money for sarcoma resear

Today's Book Giveaway: Mint Condition

Jason English

August is a great month for free reading material. We'll be giving away a new book each weekday.

The Late Movies: Glass Music

Miss Cellania

I ran across the term crystallophone while researching the post 8 Weird and Wonderful Musical Instruments.

5 Things You Didn't Know About Glenn "Pop" Warner

Ethan Trex

Football teams around the country are furiously training for the upcoming season, so this week let's take a look at five things you may not know about the man whose name has been synonymous with

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