But of all the English language’s possible sources of difficulty, easily confused and muddled word pairs—from there and their to e.g. and i.e. —surely rank among the most troublesome. Now, a new ...

Boston’s Fenway Park is full of criminals. In the state of Massachusetts, it’s technically illegal to swear at or otherwise insult athletes or officials during sporting events. That would make ...

Because basements are partially below grade, or under the ground, an egress window is often installed near a window well, which provides space to maneuver once a person has exited through the window.

But it’s a lot harder to remember the village or town where each president was actually born. Let’s see how far you can get in this surprisingly difficult quiz. What about the other states that can ...

That line of thinking seemed to hold until the summer of 1961, when a highly-regarded public figure began to implore American families to pursue fallout shelters. The advocacy didn’t come from any ...

The first 13 states listed below were the original 13 colonies. Their so-called statehood dates are the day they ratified the ...

We give you an obscure word with four definitions—one correct, three made up. Can you identify the correct one?

A science fiction writer called it an “artifact of such utter simplicity and perfection that it seems it must be either the ...

A widow’s peak is a noticeably v-shaped point to the front of a person’s hairline, with the tip of the v typically aligning with the center of their forehead. As many as a third of people have a widow ...

With 1985 now 40 years gone, Mental Floss is taking a look at the people who were making headlines and emerging as cultural ...

First, pour about a half-gallon of water into an aluminum pan. Mix a bit of dish detergent into the water, and slosh it ...

In a galaxy far, far, far away, astronomers have found the oldest black hole in the universe. It sits at the center of the ...