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The Number of the Day: 20

Will Treece

Using computers they borrowed from Google, an international team of mathematicians has discovered that every Rubik's Cube can be solved in 20 moves or less. Related Fact: The fastest anyone ha

The 2010 U.S. Air Guitar Championships

Jill Harness

If you thought that most people outgrow air guitar by the time they graduate high school, you'd be right...but that doesn't mean everyone matures at the same pace.

Brain Game: Julia's Tiles

Today's Brain Game combines wordplay with celebrity names. We've taken famous folk whose last names begin with "S" and turned that letter into a possessive for the first name.

Morning Cup of Links: Jelly Belly Flavors

Miss Cellania

Sweet Memories: How Jelly Belly Invents Flavors.

5 Questions: Sea-Tac

Pass rate:75 %
Backwards navigation:Forbidden

The Late Movies: The Jerk

Chris Higgins

In 1979, Steve Martin appeared in his first starring movie role. He played Navin R. Johnson in The Jerk, directed by Carl Reiner.

At the Libraries: Judging People by Their Book Covers

Miss Kathleen

Every week, Miss Kathleen provides links to a variety of library-related items.

9 Historic People Whose Bodies May Be Missing

Stacy Conradt

People Who Will Be at the Idea Festival Besides Us

Mangesh & Jason

As we mentioned the other day, our co-founder Will Pearson will be representing mental_floss at the Idea Festival in Louisville, which runs from September 29th through October 2nd.

Last Week's Giveaway Winners

Jason English

We owe some people some books! Our jury has reached verdicts in last week's giveaways. Here's who won, what they won, and

Happy Belated Birthday, Betty Boop!

Jill Harness

Betty Boop celebrated her 80th birthday this month, as her first appearance on film occurred on August 9, 1930.

Bar Trivia: Who Caught Brett Favre's First NFL Completion?

Jason English

Brett Favre's first NFL completion was caught by...Brett Favre! (It was deflected.) It happened on September 13, 1992, against the Tampa Bay Buccaneers in Favre's second season.

Cab Calloway Sings for Betty Boop in 1933 (Video)

Chris Higgins

So how's this for awesome: in 1933, animator Roland Crandall singlehandedly animated a seven-minute Betty Boop cartoon (a version of Snow White) in only six months.

We're Looking for a Few Good Party-Throwers

Jason English

Before the launch of Split Decision this fall, we're giving away 25 copies of the game to readers who promise to throw Split Decision parties and send us photos (and video, if you'd like).

12 Evolutionary Miniatures

Jill Harness

When resources are scarce in an area, the animals dealing with such scarcity will often evolve to be smaller, and thus use less resources.