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The Story Behind Man's Best Friend

Jill Harness

There are around 400 million dogs in the world, the majority of which are pets.

What Should I Ask the Mythbusters?

Chris Higgins

mental_floss has been offered an interview with three of the Mythbusters: Adam Savage, Jamie Hyneman, and Kari Byron.

What's in a Name?

Ethan Trex

These names have probably all ended up in your shopping cart at some point, but how well do you know their origins? Let's take a look at the names behind some of our favorite groceries.

History of the U.S.: $ymbol Minded

Stacy Conradt

How did the word “dollar” come to be represented by “$”— a symbol with no apparent connection to any of the letters in dollar?After the Revolution, the Founding Fathers were determined to dump the ves

Life on Mars (in Utah)

Ransom Riggs

What happens when a handful of super-devoted science-types stake out a piece of ground in the middle of Utah and simulate a long-term manned mission to Mars? Nerd heaven, that's what!

10 Ways to Game Up Your Home

Miss Cellania

The first generation to grow up playing video games is now feathering empty nests, and plenty more gamers are buying and filling homes.

Win $100 with our America’s Greatest Facts Contest!

Mangesh & Jason

This month Mental Floss is releasing our brand new book, The Mental Floss History of the United States.

Phony Philatelists: Four Stories of Stamp Forgers

Rob Lammle

Ever since the first postage stamp was issued by Great Britain in 1840, there have been stamp collectors. And for almost as long, there have been stamp forgers.

Brain Game: Out on the Water

By changing one letter at a time to form different English words, and leaving all other letters in their original positions, convert BOAT into LAKE in the fewest steps possible.

Morning Cup of Links: Chewbacca's Ancestors

Miss Cellania

The 80 million people of the Baby Boom generation are both blamed and credited for the way America is today.

The Number of the Day: 1,000,000

Andréa Fernandes

Sea otters have up to 1,000,000 hairs per square inch of skin. Related Link: For the next week, we'll be pulling Numbers of the Day from the beautiful and fascinating National Geographic Answe

The Late Movies: Reggie Watts, the Beat-boxing, Singing, Dancing Comedian

Chris Higgins

Reggie Watts is an entertainer with something for everyone, but what's weird is that he's awesome at everything he does.

The Quick 10: 10 Failed Assassination Attempts

Stacy Conradt

Today happens to be the anniversary of the day Sara Jane Moore tried to take President Ford out in 1975, so we're revisiting an old post on assassinations.

Seasons Affect MS Symptoms

Meghan Holohan

At the age of 45, Anne Rowling died from complications of multiple sclerosis (MS). Her daughter, J.K.

At the Libraries: The Most Expensive Book

Miss Kathleen

Every Wednesday, Miss Kathleen provides links to a variety of stories about libraries, authors, and books. If there's something fun going on in your local library, leave us a