› added 7 years ago

153

TIL That there is a stress hormone called Cortisol that is concentrated in tears. You literally cry out your stress.

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via reddit.com

4mlR TIL: The largest lottery win ever was $ 941.8 million.
dDaDZ TIL about John Cummings; a man who swallowed 35 knives over the course of 6 years, the first time was to prove to people that he could, and each time afterwards was to prove it to people who didn't believe him, he eventually died from the effects of this in 1809
jNnLp TIL the reason why frogs/toads croak after a rain is due to attract mates for mating.
QJQjX TIL Sergei Preminin was a Russian sailor who sacrificed his life to prevent a reactor meltdown aboard the Soviet submarine K-219. The submarine was off the coast of Bermuda and a reactor meltdown would have spread radiation across the entire North American Atlantic coast.
Wn5d TIL the Super Soaker inventor is a Tuskegee-trained NASA engineer who used the money earned from a toy to do research on solar power and batteries