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8 Artists Who Poured Their Heart and Soul Into Their Work (Also: Their Blood and Urine)

Rob Lammle

All artists put a little bit of their soul into every piece. But these artists put their soul – and a whole lot more – into their art. 1. Hair and

The Late Movies: Songs About Three in Honor of the 333rd Day of the Year

Erica Palan

Today is the 333rd day of the year!

9 Facts You Might Not Know About Portland, OR

David K. Israel

This is extremely flossy! Interesting factoids are appearing on vacant building windows around Portland.

How to Stealth Your Computer Screen

Colin Patrick

I have good news and bad news. For those of you with a boss that doesn’t like you surfing amazing sites like mental_floss during the day (Gasp!), Instructables has all the plans you need to turn yo

Name the 32 NFL Head Coaches the Current Head Coaches Replaced

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Can you remember who was the previous coach of each NFL team (as of November 29, 2011)? You've got 10 minutes to give it a shot. Last names only; some coaches were the previous coach of more than one team (and need to be entered twice); in cases where an interim coach didn't complete a full season, we'll accept either the short-lived interim coach or the head coach he replaced. Good luck!

Stephen Colbert and Neil deGrasse Tyson

Chris Higgins

In this eighty-four-minute video, Stephen Colbert (not doing his Colbert Report character) chats with Neil deGrasse Tyson.

12 Deliciously Different Plush Toys

Miss Cellania

Look around the world wide web if you want to get a gift that no one else will think of, with a little help from your friendly mental_floss internet scouring service.

Reader-Submitted Quiz Week Returns!

Andréa Fernandes

Here's your chance at 15 minutes of fame! All next week, we'll be running reader-submitted name-x-in-y-minutes quizzes. Think you've got a great idea for a name-x-in-y-minutes qui

Brain Game: But Not the Knicks

The NBA players and owners have finally worked out their differences, at least enough to begin an abbreviated 2011-12 season, which will get its start on Christmas Day.

Morning Cup of Links: Urinal Games

Miss Cellania

The Curse of the Demon Core. The nuclear ball killed two scientists but spared a swimming pig. * The Arab League is sanctioning Syria for violence against its protesting citizens.

5 Questions: Take a Peek at this Pike

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How Much Would the Twelve Days of Christmas Actually Cost?

Stacy Conradt

If you’re stumped for a gift this year and look to your favorite repetitive Christmas song for inspiration, be prepared to shell out a few clams.

The Late Movies: 60-Second Adventures in Thought

Mark Arminio

Open University is a UK-based organization that seeks to educate through distance learning, providing online content for anyone with an internet connection.

We're on Pinterest!

Andréa Fernandes

If you haven't yet heard of Pinterest, it's a relatively new site that acts as a virtual pinboard, with an emphasis on the visual.

mental_floss on NPR's Talk of the Nation

Jason English

In case you missed it last week, Research Editor and mentalfloss.com regular Kara Kovalchik was on NPR's Talk of the Nation right before Thanksgiving.