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TIL that the Delano family is a prominent American family who’s members include FDR, Calvin Coolidge, Ulysses S Grant, and Hunter Thompson

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L4lP TIL The sound of Darth Vader mask’s respirator function is trademarked in the U.S. Patent and Trademark Office under Trademark #77419252 and is officially described in the documentation as “The sound of rhythmic mechanical human breathing created by breathing through a scuba tank regulator.”
p80V8 TIL DNA has a half-life of approximately 521 years, meaning that it would be broken down so much as to be useless after about 1 million years.
4XBBo TIL about Clarence Elkins, a man who was falsely convicted of murdering his mother-in-law. He believed that the killer was Earl Mann, a local criminal, also in the same jail. In prison, he stole one of Mann's cigarettes and sent it to his wife. After DNA testing showed a match, Elkins was released.
5YBPp TIL that Deborah Sampson joined the US Army in 1782 serving as an Infantryman and being injured during her service.
GAKwN TIL In Scotland in 1637, Jenny Geddes threw a chair at a minister who was reading from the Book of Common Prayer. This sparked a riot that ultimately caused the Wars of the Three Kingdoms, including the English Civil War.