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Why Do They Click That Board Thing Before Filming A Movie Scene?

Matt Soniak

Back in the stone age, you might remember, we had to record the events of our lives on video camcorders instead of our phones.

Gorgeous Homes For True Book Lovers

Jill Harness

Photo Courtesy Flavorwire We've seen beautiful libraries lined with books from all over the world, but let's face it—most of us can't really enjoy that sort of luxury at home.

Brain Game: Great But Not So Great

Today's mentalfloss.com Brain Game Tuesday Test Time challenge takes your gaze north to the Great Lakes. Good luck: What THREE U.S.

Morning Cup of Links: Bizarre Cats

Miss Cellania

"The Hawkeye Initiative" Strikes Back Against Modern Comic Art.

History's Grossest Medical Treatments

Jill Harness

The historical medical uses for leeches (some of which are still being practiced today) are pretty well known.

What Causes Morning Sickness?

Kara Kovalchik

Buckingham Palace has confirmed what the British tabloids have suspected for a while: The Duchess of Cambridge is expecting.

World War I Centennial: Balkan Armistice, Britain Warns Germany

Erik Sass

Installment #47: Seeing his armies exhausted following their defeat at Chataldzha, Bulgaria’s Tsar Ferdinand (pictured) finally listened to the pleas of the Bulgarian civilian government and the advic

Chasing Bookworms: What Missing Art Can Tell You About Insects

Matt Soniak

"The Rich Man" by Cornelis Anthonisz (1541), courtesy Rijksmuseum, Amsterdam. Between the 15th and 19th centuries, Europeans illustrated their books mainly with woodcuts.

Our Big T-Shirt Sale Ends Tonight!

Mangesh & Jason

See something you like? Head over to the mental_floss store and use the code TEES17. But hurry! Sale ends at midnight

The Missing Links: Coffin Therapy

Colin Patrick

RIP: Highway House You know what they say about real estate.

17 Offbeat Holidays and Anniversaries to Celebrate in December

Laura Turner Garrison

Halfway through last December, we gave you 11 unusual holidays to make the month even more festive.

John Hodgman's Powerful Documentary: "Hobo Matters"

Chris Higgins

"They called it the war to end all wars. The called it the London Fire. They called it the Trail of Tears. But they were all wrong.

We Need Your Help on a Super Secret Project

Jason English

Mangesh and I are planning something big and participatory and we need your help!

Brain Game: Math Square #149

Here's a brand new Monday Math Square for today's mentalfloss.com Brain Game challenge.

Morning Cup of Links: Pink and Purple Toys

Miss Cellania

Bo Obama Inspects the White House’s Holiday Decorations.