Presidential retreat Camp David is named after Dwight Eisenhower’s grandson.
Welcome to the mental_flossÂ Brain Game. Today's challenge is short and sweet, but is it easy? That's for you to decide.
Amazing Ambushes from the Macroscopic Universe. The nefarious ways these insects go about trapping their prey will make you thankful you are as big as you are.
What men are really thinking.
In the lightning-fast world of internet fads, these are considered oldies -- but in my opinion at least, goodies.
When I wrote the post about Woolworth's last week, I thought it was an old company.
This evening's quiz depicts 10 U.S. states whose outlines have been taken out-of-scale and spun around at odd angles. As a result, they don't look exactly like they do on the map.
On the fortieth anniversary of the moon landing, many of us are watching historical video and reliving the experience.
Civilizations have been creating currencies since the dawn of history.
At a stoplight not too far from where I live, you can see an abandoned Circuit City, an empty CompUSA, two closed-down gas stations and a non-descript big box building that went up in 2006 and has yet
Time to wrap up our latest book giveaway contest. You were asked to recast any historical moment you think would have been cooler, better, more exciting, etc. if it had happened differently.
This article was written by Sam Kean and originally appeared in the 'Future of Sex' issue of mental_floss magazine (March-April 2008).
If humans can train (or genetically engineer) themse
What could be better than finding hidden treasure without having to lift more than a finger? Now looking for loot is easier than ever with the Remote-controlled Metal-detecting Dune Buggy!
Yes, today's Brain Game is really just a Q-and-A, but I thought it would be a nice way to start the weekÂ since the second half of the Major League Baseball season is now underway.
In the 70s, Stu Segall made porn movies.
You'd have to be living in the center of a really thick forest not to know by now that the world's forests are disappearing little by little.
NASA's schedule of events celebrating the 40th anniversary of the first moon landing.