Mental Floss

BIG QUESTIONS

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It started with the partnership Forrest Mars and Bruce Murrie. Their partnership would lead to the iconic M & M candy that is so beloved to this day.

Matt Soniak




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Much like “I’ve fallen, and I can’t get up!”, “I’m not a _________, but I play one on TV” became a catchphrase that outshone the original product it was designed to promote. Sure, most of us remember hearing the “I’m not a doctor” line, but how many of us

Kara Kovalchik


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The idea that moss grows on the north side of trees is an old one, says Dan Johnson of the College of Natural Resources at the University of Idaho, "and it makes a lot of sense."

Erin McCarthy


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Whether you prefer Thin Mints or Samoas, the pint-sized entrepreneurs peddling their sweet treats are making an awful lot of dough off of our national obsession with Girl Scout cookies. In fact, all told, the Girl Scout Cookie Program is an $8 million bus

Hannah Keyser
ian-albert.com

In Super Mario Bros., Mario has a pretty rough day. He's forced to rescue a princess completely on his own, which seems suspicious given the fact that most royal families have designated security details at their disposal. What kind of third-rate dynasty

Nick Greene


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In 2001, the International Civil Aviation Organization (ICAO) determined that English would, from then on, be the standardized language of air travel, and issued a directive that stated that all aviation personnel—pilots, flight crews, and air traffic con

Kara Kovalchik


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The debate has been raging at least since the 1870s, when our evolutionary theory forefathers Charles Darwin and Alfred Russel Wallace disagreed as to how and why the zebra got his stripes.

Hannah Keyser


ThinkStock

Last week, a study by Chinese and American scientists revealed another reason to not pee in pools, which had more to do with chemistry than good manners.

Matt Soniak


iStock

Along with serving as the names of two villainous eels in Disney's animated classic The Little Mermaid, the phrase “flotsam and jetsam” is often used to describe the floating debris found in the aftermath of an accident at sea. And while it might initiall

Rick Marshall
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Every year on April Fools Day, you might find yourself the victim of a practical joke or two—the old water over the door trick, maybe, or short sheeting a bed. But why are these jokes called practical?

Kara Kovalchik
Wikimedia Commons

In 1957, the face of New York baseball was forever changed when the Giants and Dodgers—two teams that had been playing in the Big Apple since the late 1800s—abandoned the city for California. To this day, their relocation remains a touchy subject to longt

Mark Mancini


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Fans of MythBusters will point out that Jamie Hyneman and Adam Savage proved several years ago that five seconds on the floor was enough for tasty morsels to attract all sorts of bacteria—but a new study finds that, depending on the type of food and the f

Meghan Holohan






ThinkStock

Helium's atomic number is 2 and its atomic weight is 4.002602. Its boiling and melting points— -452.1°F and -458.0°F, respectively—are the lowest among the elements. It is the second most abundant element in the known universe (after hydrogen). And it mak

Matt Soniak
ThinkStock

Whenever I cry, my beagle, Sadie, jumps into my lap and nudges me with her nose. Is Sadie’s intuitiveness unique, or can dogs really understand human emotions?

Meghan Holohan
ThinkStock

When you get home, you cover those fancy patterns up with a sheet. But those graphics are there to catch your eye in the showroom, not at home. The mattress business is extremely competitive and very confusing for the average consumer.

Kara Kovalchik