Apollo 17 astronaut Harrison Schmitt was allergic to moon dust.
Adam's apple photo via ShutterstockTouch your fingers to the front of your throat and start humming. Feel around until you can feel vibration directly under your fingers.
Last month we introduced you to nine real people whose pictures have become famous on the internet. Now meet eight more!
1. Ridiculously Photogenic
In 2000, Daniel Suelo opted out of the cash economy. For the past dozen years, he hasn't used money, hasn't paid taxes, and hasn't used government financial assistance services.
It took 70 years, but scientists have finally discovered how an injured fish notifies his peers when he is hurt, giving them the signal to bolt.
With only four cuts, you can turn any apple into a cool (albeit nerdy) puzzle.
Have at it with a brand-new Monday Math Square to jump-start this week's quintet of mentalfloss.com Brain Games.
A new poll of America's favorite cities shows the Pacific Northwest has a great reputation, with cities #one and #two.
Since last week marked the anniversary of the sinking of the Titanic, the legendary ship has been mentioned almost everywhere. Then again, it never seems to fade far from memory.
Image Credit: Sylvie Beland/NASA
Today is Earth Day, the internationally designated time to pay extra-special attention to human impact on Earth’s ecology.
In case you weren't obsessively refreshing mentalfloss.com all week, here's what you
Each week Miss Kathleen provides links to a variety of stories about libraries, authors, and books.
Yes, file this under "First World Problems," but I'm sure each of you has experienced at least one of these 21 Absolute Worst Things In The World and felt, for that moment, like it trul
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