Mental Floss

BIG QUESTIONS

New Orleans bounce artist 5th Ward Weebie raps as women from the audience twerk onstage at Tipitina's in 2014.

Though twerking may have gone viral—and been added to the Oxford English Dictionary in 2013—thanks to Miley Cyrus, the dance's origins date back nearly two centuries.

Maureen Monahan




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When you're waking up from a nightmare, your first question might be, “Was that a bagel chasing me through my house with a sledgehammer?” And after the shock of dreaming about a homicidal, anthropomorphic breakfast dish wears off, your next question is pr

Erik van Rheenen


Kevin C. Cox/Getty Images

Sometimes it’s literally a glob of grease, other times it’s a synthetic sticker. We’ve all seen baseball and football players with the black rectangles under their eyes on sunny days, which is thought to help reduce the sun’s glare and allow athletes to b

Will McGough


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In 1963, Singapore declared its independence from Great Britain. Without much land area or natural resources of its own, the new nation secured some protection and economic help by joining Malaya, Sabah and Sarawak to form the Federation of Malaysia. But

Matt Soniak
physics.ox.ac.uk/Erin McCarthy

Between our look at the longest prison sentences the other day and the 69-year-old pitch drop experiment finally getting caught on camera last month, reader Justin got curious and wrote in to ask, “what’s the longest experiment that scientists have filled

Matt Soniak
ThinkStock/Erin McCarthy

Men are from Mars and insist on turning up the air conditioning; women are from Venus and always complain of being cold. In a world striving for gender equality, is there something holding us back from liberty and comfortable temperatures for all, or is i

Roma Panganiban




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We’ve all no doubt heard the countless claims about how vinyl simply sounds “better” and “warmer” than today’s digital music. And this belief is taking today’s consumers beyond the boxes in their parent’s attic. According to an article by Forbes published

Will McGough


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As disappointing as it can be to tear into a bag of Lay’s to find empty air where your afternoon snack should be, that extra space in the package is there for a reason.

Roma Panganiban


iStock / Sasha_Suzi

Nope. Fortunately, your lungs are too large to fit through your trachea, so they’re not going to come flying out of your mouth. However, they don’t necessarily stay where they belong.

Matt Soniak
iStock / Koldunov

If you ever noticed an odd smell when around your grandparents, you're not alone. Like other body odors, this “old person smell” is produced when chemicals from the skin glands get broken down into small odorous molecules that waft away into the air.

Matt Soniak








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Blushing is an involuntary reaction that seems to serve no purpose beyond making an embarrassing situation even worse.

Caisey Robertson