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TIL In the 19th Century, Hermann von Helmholtz, a German physician and physicist, estimated that the speed of a single thought can travel along our nerves up to 120 m/s, or ~270 mph.

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p8BBG TIL Some Native American Indian Nations believe in a mysterious man, a handsome brave who wears white buckskins, and brings gifts to Indian children. His name is 'Handsome Fellow'.
Oojda TIL of "bone music": sold on the Soviet black market, etched onto discarded X-Rays
AN9rd TIL that the reason you get chills from a fever isn't because you're physically cold. It's the brain setting your body temp higher to fight the infection and tricking your body into thinking the temperature is wrong so the chills can help increase heat.
GY0e4 TIL of Kim Hyon-hui, a North Korean spy who was captured by South Korea. She agreed to cooperate after being taken on a tour of Seoul and discovering that the South was vastly more prosperous than the North
D1lMe TIL that a Swedish woman found her lost wedding ring growing around a carrot in her garden after 16 years