› added 12 years ago

83

TIL during the Battle of Marathon in 490 BC, Herodotus recorded the first case of Post Traumatic Stress Disorder when a Greek named Epizelus became permanently blind without being hit.

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RbOQ TIL that animals licking their wounds can actually help in healing. Most animals have growth factors such EGF (a growth factor used in wound healing and regenerative medicine) that is secreted into their saliva
e0enE TIL in 1339, French soldiers mistook hare making noises as an English attack. William II, Count of Hainaut quickly knighted 14 squires for battle. However the English attack never came and, after the reason for that became clear, those knights became known as the Knights of the Hare
yVbdM TIL there's a traditional Filipino dish that is technically illegal to prepare.
4XY5N TIL about the illusion of explanatory depth, which leads people to overestimate how knowledgable they really are, but can be counteracted by asking them to explain how things work
awd9b TIL about the Chicken Gun, a compressed-air cannon used to fire dead chickens at aircraft components in order to simulate high-speed bird strikes during the aircraft's flight.