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TIL Groundwater wells in old times were dug by pick and shovel until the digger couldn't bail anymore

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9YgOM TIL Before Rick & Morty Justin Roiland was Developing “Dog World”
4lMw TIL: A researcher set up speakers playing the sound of rushing water in a calm pond and beavers repeatedly covered the speakers until they couldn’t hear the sound anymore.
awl7o TIL that Julia Child’s first job was with the US Office of Strategic Services (predecessor to the CIA) during WWII. One of her accomplishments was developing a recipe for shark repellant for the OSS. Her husband was also OSS when they met. The CIA has released her files to the public.
W76XX TIL that somebody wrote a fake scientific paper that consisted almost entirely of the phrase “get me off your fucking mailing list”.
nee4G TIL In the Star Trek TOS episode “The Conscience of the King”, in the 1960’s-style cocktail party scene, the party music is a subdued version of Star Trek theme song, meaning the Star Trek theme song exists within the Star Trek universe.