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TIL a study found that 37% of men produce viable sperm in their pre-cum

Read more ncbi.nlm.nih.gov

via reddit.com

yQwXp TIL The melody of "Twinkle, Twinkle, Little Star", the "Alphabet Song", and "Baa, Baa, Black Sheep" was not composed by Mozart when he was 5 years old; it was already a popular French folk song when he composed a series of variations on the tune at 25 or 26 years old.
8aWxb TIL of Peter Buxtun, an epidemiologist at the Public Health Service who after filing two protests with his superiors was the man who blew the whistle on the Tuskeegee Syphilis Experiment.t It would become front page news in the New York Times the next day and congressional hearings would be called.
9YYBr TIL that some people who worked on the American the Last Unicorn later worked at Studio Ghibli. Can you find info to back this up?
V41Z TIL that there is an optical illusion called the McCullough Effect that is so powerful, ten minutes of exposure can cause you to see colors that are not there for up to a month.
E8yw TIL That a 2 year old boy sat up in his coffin during his funeral, asked his father for a glass of water, then died again. Nobody knows what happened.