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TIL as a reaction to slipping behind in the space race, the United States Air Force developed a plan to detonate a nuclear bomb on the moon. The main objective was to cause a nuclear explosion that would be visible from Earth, boosting the morale of the Amercian people.

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5Y6EB TIL that the swiss have enough bunkers to house the entire countries population fake houses with artillery in them, and bridges that are rigged to blow.
ADm8d TIL ancient Romans used urine to whiten their teeth. When left out too long, urine decomposes into ammonia, which is a great cleaning product that takes out stains easily.
D1emV TIL Indigenous Native Americans were not granted US citizenship until 1924
jKOv TIL that OJ tastes horrific after brushing your teeth because of the molecule “sodium layryl sulphate” in toothpaste, which makes your tongue much more sensitive to bitter tastes.
Y7mvB TIL that Mike Tyson got into his first fight after an older boy had ripped the head off one of Tyson's pigeons