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TIL that Liquid Fluoride Thorium Reactors, a different kind of nuclear reactor, could generate the entire world’s annual energy needs using 7,000 tons of thorium mined from an area the size of a football field in Idaho.

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4XP0X TIL that mosquitoes perform musical duets before mating.Male mosquitos "buzz" at between 550-650 Hertz while females buzz at about 350-450 Hz. When female mosquitos fly close to male mosquitos, they harmonize their wing flapping as a signifier of good health and fitness.If they can't,no copulation.
8aNYV TIL that King Charlemagne kept his daughters at home with him and refused to allow them to get sacramentally married. However, he accepted their extramarital relationships. He rewarded their common law husbands and treasured his illegitimate grandchildren.
16nZO TIL that in 2016, Burger King opened a spa in one of its restaurants in Helsinki, Finland. Customers could enjoy a Whopper while sitting in the 15-seater sauna room, and the spa also featured showers, PlayStation, TVs, and beverages and the price was $283/person
8eMAa TIL the last surviving former slave in the US, Peter Mills died in 1972, aged 110 after being involved in a pedestrian accident
dDXXB TIL drowning is not strictly when someone dies from inhaling water, but refers to the automatic neurological response to a breathing emergency due to submersion in water. You can have drowned with no water entering your lungs and have no later health complications.