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World War I Centennial: France Lays Out the Best-Case Scenario

Erik Sass

Installment #34: By September 1912, Europe was divided into two alliance blocs, knit together by treaties both secret and public: on one side there was the alliance between France and Russia, which wa

Weekend Links: How Many Words Do You Know?

Allison Keene

How many words do you know? I missed one at the very end, curses!

Survivorman Returns

Chris Higgins

Image courtesy of Discovery Channel. I'm a big fan of Les Stroud, better known as Survivorman.

A Brief History of the Jerry Lewis Telethon

Eddie Deezen

The National Muscular Dystrophy Association announced that in 2011, for the first time since 1966, Jerry Lewis would not be headlining the annual MDA Telethon for "Jerry's Kids." After

Last Week's Most Popular Stories

Jason English

In case you weren't obsessively refreshing mentalfloss.com all week, here's what you

The Guy Who Spent His Summer Helping Strangers From the Internet

Jill Harness

What did you do this summer? Now, what would you have done if you had unlimited airline miles and no job to tie you down?

The Voice of Winnie the Pooh Calls Sick Kids in Character

Jason English

Here's your feel-good fact for today: Jim Cummings, the voice of Winnie the Pooh, calls sick kids in hospitals and chats with them in character. From

Why Do Tomatoes Change Color as They Ripen?

Brian McMahon

Tomatoes contain two pigments for photosynthesis—chlorophyll, which is green, and lycopene, which is red.

The World's Most Disgusting Flower

Jill Harness

We tend to think of flowers as beautiful things with a lovely scent, but not all flowers comply to these standards. Take, for example, the Hydnora africana, which smells like dung.

Why America's Top Colleges Offer Free Classes Online

The Week

Elite universities are throwing open their classrooms’ doors to anyone with an Internet connection—for

Weekend Links: Fireworks Pictures You Actually Want To See

Allison Keene

A dispatch from the Walker Art Center's Internet Cat Video Festival. * Have something to say? Write your future self a letter (well, an email).

Slo-Mo Water Balloons

Chris Higgins

It's Saturday. It's hot. Let's pop some water balloons in slow motion, shall we? Water Balloon vs.

Our Top 16 Stories of August 2012

Jason English

In case you weren't obsessively refreshing mentalfloss.com all month, here's what you

The Late Movies: Sid and Marty Krofft

Miss Cellania

Somewhere along the line, Sid and Marty Krofft became synonymous with weird kids' TV. Let's take a look at their wondrous imaginary worlds.

The Missing Links: Baby Diets Have Changed a Lot Since the '50s

Colin Patrick

A Nice Cool Bottle of 7UP.