› added 1 year ago

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TIL There is an ancient Chinese notation for playing guqin zither. Each note is written in abbreviated Chinese characters, with symbols telling you which fingers, location on instrument, and plucking techniques to use

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e0M8D TIL elevators in America (ADA compliant) they need to make an audible ding when going up. And double ding ding when going down. Many elevators also make a noise when at the ground floor. For many blind people this is a lifeline which enables them to use elevators.
R59l8 TIL about Guinea worm disease, a water borne parasite.
Ey4X TIL that some scientists have observed a presentiment effect - where our body, heart rate, pupil dilation, seems to anticipate events like danger and reacts 1-10 seconds earlier to the event actually happening.
b9eGj TIL that a group of bears is called a "sleuth of bears". Also: a sounder of boars, clowder of cats, mob of cattle, coalition of cheetahs, bask of crocodiles, pod of dolphins, bed of eels, cast of falcons, business of flies, band of gorillas, boil of hawks, kindle of kittens, barrel of monkeys
oBLgY TIL Bodies of the deceased don't biodegrade on Everest and are often too dangerous to remove, so some become landmarks for future expeditions.