9 Very Rare (and Very Expensive) Video Game Cartridges

Rob Lammle

If you've ever collected baseball cards, comic books, stamps, or maybe those limited edition commemorative plates, you understand the concept of the "Holy Grail" item.

Animal Husbandry Gone Too Far?

Jill Harness

What happens when you combine a goat with a spider? It sounds like a joke set up you'd see on the back of a popsicle stick, but instead this is a real question scientists have asked.

Jayhawks, Hoyas & Owls (Oh My!): How 21 Schools Got Their Nicknames

Ethan Trex

March Madness starts today, which means you're going to be tossing team nicknames around like crazy for the next few weeks. Do you know where these mascots came from, though?

Ho-Ho-Ho: The People Behind 4 More Famous Sounds

Kara Kovalchik

On Tuesday, David Israel introduced us to the people behind 10 famous disembodied voices. Today let's put names and faces to four more seemingly anonymous sounds. 1.

The mental_floss Guide to the NCAAs: The East

Ethan Trex

The tournament tips off today, so let's close out our series of interesting facts about the Big Dance's schools with a look at the East

An interview with Jason Alexander

David K. Israel

Jason Alexander is known to TV audiences around the world, of course, as George Costanza on Seinfeld, a role which garnered him six Emmy and four Golden Globe nominations, an American Television Award

8 More March Madness Tournaments (Besides Basketball)

Miss Cellania

The Big Dance starts today, and unless you are an NCAA basketball player, you can't do anything about the outcome of any of the games.

Accidental Geography

Ransom Riggs

People find countries in the strangest places. Strangemaps collected a bunch of great examples, including some of these gems: The United Steaks of

Brain Game: Three Threes

Welcome to the Thursday Brain Game: Correctly solve the first three clues (three letters each), then plug in those letters to come up with the final solution (a nine-letter word).

Morning Cup of Links: Logical Insanity

Miss Cellania

The Upside of Depression. The condition is so prevalent that its evolutionary benefit must outweigh the dysfunction, or at least that was so sometime in our history.

Welcome to the World, William Tyler Pearson!

Jason English

William Tyler Pearson -- male heir to the mental_floss fortune -- entered the world on Tuesday. Mother and baby are doing great.

The Late Movies: Male Seahorses Giving Birth

Chris Higgins

Seahorses are unusual in the animal kingdom: the males actually carry and deliver the babies.

The Quick 10: 10 St. Patrick's Day Parades

Stacy Conradt

In some cities, it's not St. Patrick's Day without the parade. We have one in Des Moines, but (gasp) I've never been.

Small River Cemetery No. 5

Chris Higgins

There's a 4,000-year-old cemetery in the desert north of Tibet known as Small River Cemetery No. 5.

The Secret Society for Creative Philanthropy

Jill Harness

If you were walking through the pouring rain and someone offered you an umbrella, would you accept it or assume it was some sort of weird scam?