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TIL: In 400BC, the Persians invented a way to make ice in the desert using evaporation cooling

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wLGwW NASA has successfully tested an advanced air-to-air photographic technology in flight, capturing the first-ever images of the interaction of shockwaves from two supersonic aircraft in flight.
lvnK TIL that Louis Pasteur, the inventor of pasteurization, also went on to create vaccines for Rabies, Anthrax, Tuberculosis, and Smallpox.
gMxmD TIL the English Language Day at the UN is on the same day as Spanish Language Day at the UN.
87Da TIL The Mysterious Bloop Recorded in The Pacific Ocean in 1997 Is Not a Large Unknown Organic Species, But Rather Enormous Ice-Quakes.
epy8L TIL that Black pepper has been used in Indian cooking since 2000 BC and was used as a form of commodity money.