There are roughly 70 ingredients in the McRib.
Welcome to the Monday Math Square, designed to get your noggin in gear to start the week. Enjoy!
The nine white squares inside the main red grid should be filled with the digits 1 through 9.
Most people take shopping displays for granted, but the artists who compete at Canstruction competitions show just how awesome these stacks of groceries can be.
If you're one of the naysayers
Bubble Wrap Appreciation Day is always the last Monday in January!
In case you weren't obsessively refreshing mentalfloss.com all week, here's what you
I've been doing a lot of traveling lately for work and the one thing we tend to not take any notice of in airports is, well, the thing that is ubiquitous: the carpet.
Maybe it's because I'm incredibly impatient, but I adore time-lapse video. Here are 10 incredible examples of beauty that occurs only when you speed through things.
YES! You can play this challenge/contest without knowing a thing about the weekly hunt! It's sort of a one-off - a stand-alone if you will.
I’m really only interested in football games when a) it's the Iowa State Cyclones or b) I’m participating in the physical_floss Fantasy Football league, getting embarrassed by Jason Plautz two ye
by Ethan Trex
The Arctic is changing—fast. In fact, within the next 30 to 40 years, the region could be ice-free. So why are countries and companies lining up to get their share of the Arctic pie?
On Fridays, I post a series of unrelated questions meant to spark conversation in the comments. Answer one, answer all, respond to someone else's reply, whatever you want.
There are ruff-ly 14,000 recognized variations of tartan. That’s a lot of plaid.
Now, look. I'm not normally a guy who would post a fart video on an esteemed website. But guess what, that's what's going down.
It's an all-new 5-day trivia hunt!
Co-puzzle Master Josh Halbur and I are happy to bring you the next How Did You Know?
Doogie Horner has a way with flowcharts.
In our modern society, skyscrapers are often taken for granted as just another sign of urbanization, but imagine how incredible one of these massive structures would be to someone born a few hundred y