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Fish Markets: Cooperation and Competition in the Undersea "Economy"

Matt Soniak

You probably know that hermit crabs live in shells.

36 Bizarre Things Ceremonially Dropped on New Year’s Eve

Stacy Conradt

Image credit: Matt Smith/Express-Times /Landov Don’t live anywhere near New York City, but still desperate to see something - anything - drop during a countdown to 2013 on New Year’s Eve? We can

The 15 Most Popular mental_floss Quizzes of 2012

Jason English

Run out the clock on 2012 by taking the best quizzes we posted this year. 1. Name the 11 Sitcoms That Lasted 250 Episodes (Since 1960), by Sandy Wood * 2.

Our 12 Favorite End of 2012 Lists

Erin McCarthy

'Tis the season to be making lists, and checking them twice, about the best and the worst of 2012. Here are 12 of our favorites, in no particular order. 1.

Morning Cup of Links: Bye-bye 2012!

Miss Cellania

Take the TIME 2012 News Quiz. I scored 86% -how did you do? * Festive Vintage Photos from New Year’s Eves Past.

11 Not-So-Famous People We Lost in 2012

Mark Juddery

It’s been a solemn year for the deaths of famous and significant people – and as always, many died who were less famous, but should be saluted nonetheless for their contributions to the world.

What's the Best Thing You Read in 2012?

Jason English

Could be a book. Could be an article. Could be a letter. Could be from a particularly prescient fortune cookie.

The 25 Films Added to the National Film Registry in 2012

The Week

By Scott

Weekend Links: Words That Define World History

Allison Keene

The Future is now!

Ride the Solid Rocket Booster (With Headphones)

Chris Higgins

In this staggering eight-minute video, you take a guided ride on the Solid Rocket Booster alongside the Space Shuttle.

Weekend Links: The Most Annoying Sound in the World

Allison Keene

What is the Most Annoying Sound in the World?

The Late Movies: Guess The Theme 81

Mark Arminio

It's time once again for the game that's sweeping the nation: GUESS THE THEME! All the clips below have something in common.

The Missing Links: Silly Comic Book Deaths

Colin Patrick

Buildings & Boulders As Movie Stars You’ll be amazed to realize just how many times you see the same buildings and the same mountains over and over and over again in films. * The Definitive

Where Did the Phrase "Smart Alec" Come From?

Daven Hiskey

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

Music History #16: "Nothing Has Been Proved"

Bill DeMain

“Nothing Has Been Proved” Written by Neil Tennant & Chris Lowe (1989) Performed by Dusty Springfield The