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What Causes "Old Book Smell"?

Matt Soniak

“A combination of grassy notes with a tang of acids and a hint of vanilla over an underlying mustiness” is how an international team of chemists describes the unique odor of old books in a study.

Brain Game: Root, Root, Root

Today's mentalfloss.com Brain Game Think Thursday challenge focuses on America's Game. Can you solve it?

Morning Cup of Links: LEGO Wire

Miss Cellania

Are feminism and comedy natural enemies? Louis C.K.

How Did Nickelodeon Make Green Slime?

Matt Soniak

Don't say, "I don't know."

5 Questions: Summer Vacation Road Trip 4

Pass rate:75 %
Backwards navigation:Forbidden

4 Animals That Ran for Mayor (and Won!)

Julia Davis

Has the presidential race soured you on politics as usual? Next time you’re in the voting booth, consider casting your ballot for a nontraditional candidate.

The Late Movies: The Secret Life of Machines

Chris Higgins

I love The Secret Life of Machines, a late-1980s series about how everyday machines work.

Track Listing: Another Numerical Edition

Pass rate:75 %
Backwards navigation:Forbidden

Another week, another party, another playlist that needs ordering. I'm sticking with the numerical theme -- I'll give you a snippet of a lyric that refers to a number and it's up to you to put the songs in numerical order.

And remember, I'm looking for the number referred to in the lyric, which may not be the same as one in the title of the song. So if a lyric hypothetically refers to the number 4, that's the number you want to use.

The Missing Links: Hitler's Tricky Chocolates

Colin Patrick

The Thin T-Shirt Material This Batsuit Is Made of Will Surely Protect Me! Because I fully intend to mention Batman as much as possible this week, have a look at this LIFE gallery of behind-the-scenes

The Bass Man: A Tribute to Bob Babbitt

Bill DeMain

Think about "Tears of a Clown" by Smokey Robinson & The Miracles. Think about "Cool Jerk" by The Capitols. Or "Signed, Sealed, Delivered" by Stevie Wonder.

Is It Really Illegal to Remove Your Mattress Tag?

Matt Soniak

Spoiler Alert: It is not. But here's why that warning is on there in the first

Cashew Nuts Grow Out of Crazy Apples

Chris Higgins

File this under Seems Like a Hoax, But Isn't.

The Time Benjamin Franklin Tried (And Failed) to Electrocute a Turkey

Lucas Reilly

Image credit: Comstock Benjamin Franklin loved electricity. He also loved the turkey. One day, he put the two together. It all started as a party trick.

Brain Game: Oh, Mercy!

Good luck with today's mentalfloss.com Brain Game Wednesday Wordplay challenge.

Morning Cup of Links: Lefty Woes

Miss Cellania

The Olympic Security Snafu. For $89 million, the security contractor has so few people in place that the British Army has been called up as reinforcements.