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25 of the Happiest Words in English

Arika Okrent

A group of mathematicians at the University of Vermont published a paper on positivity in the English language.

In Honor of Titanic's 15th Anniversary, Watch the MythBusters Tackle the Movie's Myths!

Erin McCarthy

Wednesday marks 15 years since Titanic was released in theaters.

The Missing Links: Timing Santa

Colin Patrick

Indiana Jones Just Received A Very Important Package At the University of Chicago. And no one knew where it came from.

Santa-Themed Victorian Games for the Night Before Christmas

Erin McCarthy

Game of the Visit of Santa Claus. McLoughlin Brothers, 1901.

Contrary, Lazy, or Subversive (but Funny) Christmas Decorations

Miss Cellania

Three years ago, I posted a list of Bizarre But Clever Christmas Decorations.

5 Model Train Sets That Won’t Fit Under the Christmas Tree

Rob Lammle

In this age of video game consoles and iPads, it’s easy to forget there was a time when miniature trains were at the top of every kid’s holiday wish list.

6 Crazy Ways People Are Prepping for Doomsday

The Week

By Chris

Do Dogs and Cats Have Different Blood Types, Like Humans Do?

Kara Kovalchik

Yes. And our pets sometimes need transfusions, too, so it’s always handy to know what type of blood Spot or Fluffy has (if he or she has had any blood work done, the vet will have this

Video: What Really Brought Down the Hindenburg?

Erin McCarthy

For 75 years, scientists have wondered what caused the Hindenburg, the world's largest airship, to catch on fire as it landed during a thunderstorm in Lakehurst, New Jersey on May 6, 1937.

Brain Game: Join Us

Today's mentalfloss.com Brain Game Tuesday Test Time challenge is a quick one, but that's okay... you still have lots to do before the holiday arrives, right?

Morning Cup of Links: Monkey Custody Dispute

Miss Cellania

This week in litigation: The people vs. IKEA Monkey.

20 Gentle Quotations from Mister Rogers

Chris Higgins

"Solitude is different from loneliness, and it doesn't have to be a lonely kind of thing."

WWI Centennial: The Conference of London Convenes

Erik Sass

Installment #50: In mid-December 1912, as Europe seemed to teeter on the edge of war, diplomats representing the Great Powers, the Balkan League and the Ottoman Empire hurried to an international conf

Watch "John Denver and the Muppets: A Christmas Together" in Its Entirety!

Erica Palan

I'm kind of nuts for the Muppets, so you can imagine my delight when I discovered John Denver and the Muppets: A Christmas Together is available for our viewing pleasure on YouTube.

Celebrate National Free Shipping Day at the mental_floss Store!

Erin McCarthy

National Free Shipping Day is a real thing. Take advantage in the mental_floss store by entering "SHIPFREE" at