Really Big Tetris

Chris Higgins

MIT's 21-story Green Building was briefly transformed into a giant Tetris game on on September 12, 2011. That game was shut down due to glitches in gameplay.

What's the Nerdiest Thing You've Ever Done?

David K. Israel

[Originally published January 9, 2008] I was clicking through our archives recently and discovered something pretty impressive: almost every blogger on this site, including yours truly, has written

Brain Game: Mind the Gap

Today's Brain Game Wednesday Wordplay challenge is a new Word Ladder puzzle.

Morning Cup of Links: Do the Carlton

Miss Cellania

Jim C.

7 Oddball Aquatic Mammals We Love

Maggie Ryan Sandford

There are over 100 species of marine mammals in the world, and most of them have as much cool stuff going for them as any old Moby Dick.

The Late Movies: Happy Birthday, Barbra Streisand

Erica Palan

Happy 70th Birthday to singer, actress, writer, film producer, director and all-around fabulous gal, Barbra Streisand. Babs has had a pretty neat career.

6 Wordsmiths Who Couldn't Spell

David K. Israel

This month marks my 6-year anniversary blogging for mental_floss. It also marks's 6-year anniversary in the blogosphere.

Operation Eagle Claw: The Disastrous Rescue Attempt During the Iranian Hostage Crisis

Erik Sass

© Mahmoudreza Kalari/Sygma/Corbis The Iranian Hostage Crisis, in which Iranian student revolutionaries held 52 Americans hostage for 444 days, was an unprecedented act of state-sanctioned terrorism

The Origin of the Wonderlic Test (and Which Manning Scored Higher)

David Goldenberg

© David Bergman/Corbis If book smarts translated to field sense, NFL coaches would be desperately recruiting mathletes.

The Visual Poetry of Corrupt Video

Chris Higgins

In this five-minute video, we see portions of a Mad Men episode (episode 408, "The Summer Man") as it appears when incompletely downloaded via BitTorrent.

8 Wild and Wonderful Stone Giants Around the World

Miss Cellania

A few years ago, I wrote about some interesting rock formations in the post Nature's Stone Giants. Then there was a followup: Rocks that Rock: 8 Stone Giant Sites.

This Is Your Brain on Porn

Meghan Holohan

Staring woman image via Shutterstock You'd think watching pornography would be a turn on.

Who Was the Walrus? Analyzing the Strangest Beatles Song

Eddie Deezen

In 1967, a student sent John Lennon a letter telling him his teacher was conducting a class analyzing the Beatles' songs.

Why Do We Scream "Geronimo" When Jumping From Things?

Matt Soniak

© Bettmann/CORBIS??In the early 1940s, the United States Army was testing the idea of parachuting from planes as a way of deploying troops.

Brain Game: High Places

Today's Brain Game offers a new Tuesday Test Time challenge that'll have you looking up (or thinking up, anyway). Hopefully, the air's not too thin.