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TIL The Chernobyl nuclear disaster would have been much worse if not for three men who dove into contaminated water with minimal diving equipment, risking their own lives in the process.

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RO0l TIL the SR-71 blackbird plane designed in 1960’s is still the fastest plane on Earth
KLQ4 TIL Sir Francis Bacon, known for his phrase that “knowledge is power”, wrote the first book on the growing of terrestrial plants in a soilless environment. That practice would later become known as Hydroponics.
KDjE TIL in the late 1940’s, comic books were seen as a direct cause for juvenile crime. Children were forced to burn their comics in school yards and a Senate hearing was held which led to the Comics Code Authority and later the Canadian ban of all comic books
R5oR7 TIL Peanuts grow underground and are considered a legume.
rRwwd TIL that in the 1700s, Queen Caroline of Great Britain had smallpox innoculation trialled on six prisoners in return for commuting their death sentences. When this was successful, she innoculated her own children, popularising the process.