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TIL Kepler discovered angular speeds of each planet at aphelion and perihelion, as measured from the Sun, produced consonant ratios. He wrote each planet followed scales: Mercury has the most musical range while Venus only has one note

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0dMN5 TIL that slavery was legal in New Jersey during the Civil War. The 1860 census listed 43 slaves in the state, and the last slaves were not freed until the passage of the Thirteenth Amendment in 1865.
ne087 TIL the first person to ever observe individual living sperm cells was Antonie van Leeuwenhoek who collected a sample from his wife immediately after intercourse. In his 1677 letter to the Royal Society, “de Natis e semine genital Animalculis,” he describes a scene teeming with tiny “animalcules.”
wjG1 TIL In Japan, if you commit suicide by jumping in front of a Train, Rail Companies charge your family a fee.
6Evb7 TIL that since the release of Uber in 2011, DUI related carwrecks have gone down by 25-35%.
e06kL TIL one of the few reasons why the film industry is based in California because filmmakers wanted to get away from Thomas Edison, who owned nearly all film-making patents based in New Jersey. The 9th Circuit Court of Appeals, which covered Los Angeles County, was known not to enforce patent claims.