Forty is the only number that, when spelled out, has its letters in alphabetical order.
Related Giveaway: Today we're giving away three DVD copies of Invictus to the people who tell us the mos
Dogs just might be the only animal man can actually take credit for creating.
Short and sweet for the TuesdayÂ Brain Game.
Summertime for George Gershwin.
Here's something you probably weren't aware of: when she's not being the outspoken host of MSNBC's The Rachel Maddow Show, Rachel Maddow is an amateur bartender.
As we mentioned last week, our co-founder Will Pearson will be representing mental_floss at the Idea Festival in Louisville, which runs from September 29th through October 2nd.
It's difficult to find anything, especially a commercial product, that hasn't really changed in 140 years.
This month's winner of our ongoing "Find Our Oldest Reader" scavenger hunt is John Tullner of Kilmarnock, Virginia. John snapped a photo of his 98-year-old friend, John D.
Lou Gehrig earned the nickname the Iron Horse for good reason.
In this video, filmmaker Ann Prum describes how she and her team made a Nature documentary about hummingbirds using high-speed HD cameras and specialized lenses.
We talked ("talked," I suppose) last week about people with photographic memories, and in my mind, perfect pitch - knowing exactly what pitch a note is and even being able to sing it back pe
We all know just how inhospitable the Antarctic is, so it's hardly surprising that many people who set up shop in the region later abandoned their shelters and never bothered to return.
Ever wonder who has the most followers on Twitter? Here are the top 10, by the numbers. Please note: these are real people only!
OK, they're really reaching now. It was silly enough when they turned a web TV show into a real TV show -- remember Quarterlife, canceled after the first episode?
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).