› added 9 months ago

40

TIL that Cleopatra’s ethnicity and her mom’s identity are actually unknown.

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AN5Wx TIL Amalgam (silver colored tooth fillings) are partially made of mercury and each year 3.6 million tons of mercury are released into the environment from cremations of people with these fillings
ADWeo TIL contact lenses were first proposed by Leonardo Da Vinci in 1508. He described a method of directly altering corneal power by either submerging the head in a bowl of water or wearing a water-filled glass hemisphere over the eye.
nOEY TIL Roman aqueducts took into account the curvature of the Earth.
E66V TIL In 1962 the US government purposed a plan for the CIA and military to commit various acts of terror on citizens to gain support for a war on Cuba
Meb1B TIL that all mammals, regardless of size, take approximately 12 seconds to defecate.