Visit a waterfall at dusk and you may see moonbows—nighttime rainbows.
Thanks to a national love of highways and hash browns, diners have dotted the country's landscape for more than a century, serving as little oases of grease and
Dorothy Peterson is more than a grandmother in her 80s; she's a cold-blooded table-tennis assassin. And she's got the trophy case to prove it.
Here's a beautiful short film demonstrating mathematical principles as they appear in nature: Nature by Numbers.
In case you weren't obsessively refreshing mentalfloss.com all week, here's what you
When older Americans retire, they can look forward to Social Security checks.
After looking at these photos of courageous workers going to great, grimy heights to shine up some much-beloved landmarks, your spring cleaning won't seem like such a chore.
Here's a handy guide to decoding the symbols on the cosmetics you use every single day.
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