› added 7 years ago

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TIL there's a surgery that claims to change the color of your eyes. The surgery involves taking a laser and burning away the melanin layer of your iris. Over the course of a few weeks, your eyes naturally turn from brown to blue as the damaged melanin is removed by your body.

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via reddit.com

j0Pn TIL that a person will die from lack of sleep sooner than they will from starvation, which usually takes a few weeks. Sleep is more important than food.
R5rej TIL it was Avi Arad's idea to make Stan Lee cameos a tradition, but Sam Raimi originally didn't want Lee to cameo in Spider-Man, saying, "imagine you’re a minor director in England doing Macbeth and you’re told, 'Put the writer in the play.' It sounds absurd."
X0JaE TIL that in his final years as US president, Woodrow Wilson was too sick to govern. His wife Edith kept his sickness secret, taking over so many duties she was essentially president. She hid Wilson's paralysis by covering his left side with a blanket.
78loP TIL the largest known Prime Number is 2^82,589,933− 1. It contains 24,862,048 digits, and a search for a potential larger Prime is ongoing.
5VXYr TIL we're not supposed to rinse our mouths right after brushing our teeth