› added 10 years ago

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TIL playing “Hail to the Chief” when the President enters a room started because James Polk’s wife was worried no one would notice him when he entered a room because of his modest height.

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DQQ4P TIL about the Bloop, an ultra-low-frequency, high amplitude underwater sound detected in 1997. NOAA's Christopher Fox's hunch was that the sound is likely to come from some sort of animal, because its signature is a rapid variation in frequency similar to sounds known to be made by marine beasts.
Jyl TIL that an 18th century Italian discover a technique to turn cadaver into stone, but he was accused of practicing Egyptian magic and his notes are all lost
Yn7v TIL a Federal Agent started making arrests in a Missouri town with a meth problem. He had some success but after a few months it emerged that he was not a Federal Agent but was actually an unemployed security guard.
GYPmj TIL that our eyes see everything upside down and we only see the reality because our brains reverse the picture that our eyes see
4nR TIL there is a red beach in China