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TIL The real reason your finger and toe prints wrinkle up when in water is to increase your surface area ability to grip things in water. Subjects with wrinkled fingers can grip wet marbles better than those with out wrinkled fingers. Giving us evolutionary advantages in wet environments.

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XEw1P TIL that during the Vietnam War, America made a recording that has terrifying sounds, then played those sounds in the jungle at night.
oBVNL TIL Louis Zamperini was an olympic athlete, and a bombardier in the US Air Corps. He survived two crash landings, was afloat on a raft for 47 days in the ocean, survived 'Execution Island' in Japan, and was horribly abused in a POW (Prisoner of War) Camp. Louis lived for 97 years, and died in 2014.
4XBJ6 TIL Will Friedle - Eric on Boy Meets World - suffers an anxiety disorder that forced him to stop acting on-screen. Despite this his career continued via voice acting (starring in Batman Beyond and Kim Possible) and in 2015 felt comfortable enough to return to live-action for Girl Meets World
m1pRM TIL local Cretan resistance in WWII was so great that civilians would attack Axis paratroopers as they were landing with knives, axes, scythes and even their bare hands.
xV5rk TIL that "Lethal White" syndrome is an autosomal genetic disorder that is most common in American Paint Horses where foals are born all white with blue eyes and appear to be normal but internally they have a non functioning colon which results in a very painful death after only a few days.