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19 Things You Might Not Know About California

Amanda Green

You say it's your birthday? It's California's birthday, too. On September 9, 1850, it became the 31st state in the Union.

Why Do the Chinese Farm Cockroaches?

Matt Soniak

How Stop Motion Animation is Made

Chris Higgins

How to Lift a Car in a Pinch

Normally, if you need to lift a car, your best bet is a jack.

10 Things That Have "Rained" From the Sky

Will McGough

We’re all familiar with the phrase “raining cats and dogs,” but what about fish and frogs and raw meat?

Last Week's Most Popular Stories

Jason English

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

Lesser-Known Weapons of World War II

Jill Harness

Weekend Links: Literal Metaphor Stock Photos

Roma Panganiban

A Poignant "PowerPoint Culture" Video

Chris Higgins

10 Technologies We Stole From the Animal Kingdom

the mag

People have been lifting ideas from Mother Nature for decades. Velcro was inspired by the hooked barbs of thistle, and the first highway reflectors were made to mimic cat eyes.

Weekend Links: A Poet’s Proper Goodbye

Roma Panganiban

More Secret Passageways and Hidden Rooms

Jill Harness

5 of the Fiercest One-Liners in History

The Week Therese Oneill

For these people, finding the right words when staring down an enemy or sacrificing one’s life for friendship came easy

10 of the Most Beautiful Lighthouses in the World

Jill Harness

Once a necessary tool to warn mariners of land masses, lighthouses are now seen as iconic emblems of sea-travel and waterways—though many still offer navigation assistance to ships.

The Missing Links: Why We're Scared of Clowns

Colin Patrick