THE KNOWLEDGE FEED

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6 Epic At-Bats

David K. Israel

Major League batters see, on average, about four pitches per at-bat. So something like an 8-pitch at-bat is considered pretty long.

Brain Game: Math Square #34

The nine white squares inside the main red grid should be filled with the digits 1 through 9. Each digit should appear only once in this main grid (the red square).

The Number of the Day: $568,106

Jason English

Canadian attorney Charles Millar died a childless bachelor, but he left $568,106 to the woman who gave birth to the most children in Toronto in the 10 years following his 1928 death. Related Fact:

Morning Cup of Links: Primping Possum

Miss Cellania

WikiLeaks gave 90,000 classified documents on the war in Afghanistan to the New York Times, The Guardian, and Der Spiegal.

Weekend Links: The Ruins of Dungeness

Allison Keene

Flossy Reader Joe's amazingly fun website Bad Cover Versions may make you run for cover (but laugh as you do). * Dating can be tough, but dating hipsters can be tougher.

Last Week's Most Popular Stories

Jason English

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

Now We Have Some Questions for You

Jason English

You guys give us lots of great story ideas—too many to answer them all. So I'm going to toss out some reader-submitted questions to the audience every now and again.

Lunchtime Quiz Leftovers

Jason English

Weekend Links: The Dark Side of Tetris

Allison Keene

Bikes can be awkward to carry around and tie up when they're not in use, which has brought about things like the folding bike.

Masterpieces: Robert Indiana's LOVE

the mag

By Megan

Follow @mental_floss on Twitter: Amazing Facts, 140 Characters at a Time

Jason English

In case you're new around here, we'd like to invite you to follow @mental_floss on Twitter. Plenty more Kool-Aid facts where that came

The Late Movies: Hayseed Dixie

Miss Cellania

Rob Lammle posted some great videos in an article called The Ultimate Superfans: Tribute Bands That Really Rock (you should read and watch if you haven't already).

The Quick 10: 10 Celebs Who Were Once Back Up Dancers

Stacy Conradt

Even the most famous people had to start somewhere; for people in the music industry, that means playing second-banana backup.

Help Pick the Reddit/Neatorama Talent Conest Winner!

David K. Israel

You may recall me mentioning the video talent contest sponsored by our friends at Reddit and Neatorama. Well, the 14 finalists have been chosen and voting has been happening all week.

5 Things You Didn't Know About Katharine Graham

Ethan Trex

Katharine Graham helmed The Washington Post from the 1960s through 1991, and under her steady, resolute leadership the paper was able to break huge stories like the Nixon White House's cover-up o

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