Homepage MF slider




A Brief History of the Real-Life Invisibility Cloak

The Week

The evolution of the cloaking device, from its origins in Star Trek fantasy to intricate new metamaterials.

The Early Acting Gigs of 13 Game of Thrones Stars

Erin McCarthy

This Sunday, we return to Westeros and the battle for the seven kingdoms in the third season of HBO’s Game of Thrones.

The Weird Week in Review

Miss Cellania

Brain Game: 540 Months and Counting

Sandy Wood

Have You Seen This Fish?

the mag

In textbooks, beavers are classified as mammals. So why does the Catholic church refer to them as fish?

When Did You First Go Online?

Jason English

12 Lonely Negative Words

Judith B Herman

Are you disgusted, disgruntled and disheveled? Well, unfortunately you’re never going to be gusted, gruntled or sheveled.

The Late Movies: Guess the Theme 94

Mark Arminio

Trailer Thursday: G.I. Joe, Wrong, The Host, and more

Stacy Conradt

The 65 Year Battle over the Deceased Wife's Sister's Marriage Act

Arika Okrent

Until 1907, it was illegal in England for a man to marry the sister of his dead wife.

The Missing Links: Shining Light On A Film Classic

Colin Patrick

11 Weird Minor League Baseball Team Names

Mark Mancini

Minor League baseball has been an American staple for over a century. Among the roughly 245 Minor League teams scattered across the nation, some have acquired some rather unusual names.

The U.S. Army's Plans for WWII Bat Bombs

Dan Lewis

Dan Lewis runs the popular daily newsletter Now I Know ("Learn Something New Every Day, By Email"). We've invited him to share some of his stories on mental_floss this week.

What Portable Computers Were Like in 1987

Chris Higgins

13 Unusual Objects Covered in Crystals and Diamonds

Kaitlyn Boettcher

While “bejeweled” phone cases and other accessories are commonplace these days, some objects covered in crystals and jewels are decidedly more unusual.