Mental Floss

FACT CHECK

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Despite urban legends claiming that waking a sleepwalker will send them into shock or give them a heart attack, it’s pretty much harmless. While you can wake them up, you probably shouldn’t, and that’s for both your benefit.

Matt Soniak
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Happy Washington's Birthday! Oh, did you think we were celebrating Presidents' Day? In fact, the federal holiday on the third Monday in February is officially known as Washington's Day to celebrate the birthday of the first president.

Jason Plautz


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fastidious self-care is reflected in human routines—brushing teeth, combing hair, clipping nails—but also in the habits of scuttling, scream-inducing cockroaches. There’s a certain irony in the hygienic customs of insects whose presence often connotes fil

Roma Panganiban


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For everyone who’s ever been unhappy with the way they look in a picture or on video, there’s almost always someone there to try and comfort them by pointing out that the camera “adds ten pounds” to its subjects.Sometimes this just excuses actual flabbine

Matt Soniak


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Poinsettias are as indispensable to Christmas as evergreen trees and mistletoe. Every year, they come out of the greenhouses and off the store shelves into our homes, and every year, some well-meaning but factually-challenged aunt or family friend warns u

Matt Soniak


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Like the Shaun of the Dead slogan says, "aim for the head." But before you start readying your zombie apocalypse weapon of choice, you'd better find out if you're going to get in trouble for taking out the infected. According to San Diego criminal lawyer

Jill Harness
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It’s a reliable movie trope: Our heroes are lost in the woods, and in their valiant effort to make a beeline out of the forest or back to camp or civilization, they inevitably get turned around and wind up back at the same spot where they began.When a sci

Matt Soniak




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One of the most persistent myths in American history is that European explorers really got one over on the Native Americans by purchasing the entire island of Manhattan—where property has averaged $1000+ per square foot over the last few years—for a measl

Matt Soniak


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When I was a kid, my parents often tried to sell me on the idea that carrots were good for my eyes—and if I wanted to avoid vision correction in the future, I would eat them now. But after I was fitted for my first pair of glasses in fourth grade, they dr

Matt Soniak


Finally, an answer!

When I was a kid with a Nintendo Entertainment System (NES), sometimes my games wouldn't load. But I, like all kids, knew the secret: take out the game cartridge, blow on the contacts, and put it back in. And it seemed to work. (When it failed, I'd ju

Chris Higgins
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Throwing rice at a newly married couple has been a tradition for thousands of years, possibly going back as far as the ancient Assyrians and Egyptians. Are birds suffering from our holy matrimonies?

Matt Soniak