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Brain Game: Math Square #129

Enjoy today's Monday Math Square mentalfloss.com Brain Game challenge: Place the digits 1 through 9 in the white blanks so that the mathematical equations work both across and down.

Morning Cup of Links: Creepy Toys

Miss Cellania

ComiCon visitors this weekend got a look at the Iron Man 3 suit, the cast of Firefly together again, and a first look at The Walking Dead Season Three.

5 Questions: Summer Vacation Road Trip

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Weekend Links: Gary Oldman Reads R. Kelly

Allison Keene

Blessed be the internet on days when things such as this come to light - Gary Oldman does a dramatic reading of R. Kelly's autobiography.

How NASA's Curiosity Rover Will Land

Chris Higgins

In just three weeks, NASA's Curiosity rover will land on Mars...except that the "landing" is more like controlled crashing.

The World's Only Vegetarian Shark

Jill Harness

If you've ever wanted to meet the sharks from Finding Nemo that are trying to give up eating fish because "fish are friends, not food," then you'd better book a trip to England to

Last Week's Most Popular Stories

Jason English

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

Are You Batman? Because "I'm Batman"

Chris Higgins

In this supercut, we are treated to dozens of people (including Batman) claiming to be Batman. Are you Batman? Am I Batman? I am pretty sure I'm Batman.

Weekend Links: What the Higgs Boson Sounds Like

Allison Keene

When this clip was released, everyone (including me - yes this is my article, deal with it!) reported that it was Pee-Wee Herman (Paul Reubens) himself dubbing the voices for all of the characters in

The Late Movies: Harvest Music

Miss Cellania

I've been busy with the garden this week, up to my elbows in canning beans, pickles, and tomatoes.

31 Bizarre Foreign Titles for American Movies

Cole Gamble

Film is perhaps America's greatest cultural export. That said, not every American film title translates well into other languages.

World War I Centennial: Russia Promises to Attack Germany

Erik Sass

Installment #27: Beginning in 1910, the general staffs of France and Russia, allied since 1894, held regular talks once a year, alternating between Paris and St.

The Missing Links: 10 Reasons the Number 13 Is Unlucky

Julia Davis

Here's something Stacy wrote on a Friday the 13th in 2009: 10 reasons the number 13 is unlucky. * It’s every kid’s dream and every parent’s nightmare.

10 Ways You Can Use Your Smartphone to Advance Science

Matt Soniak

Your iPhone is not living up to its full potential. Sure, everyone loves posting pictures of their cats to Instagram, and the new RadioLab app is awesome. But we're living in the future!

I Need Some Science Experiments to Impress My Children

Jason English

On Fridays, I post a series of unrelated questions meant to spark conversation in the comments. Answer one, answer all, respond to someone else's reply, whatever you want.