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TIL ‘medieval’ chastity belts are a myth

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xROg TIL that 20/20 vision isn’t actually “perfect”, and that professional baseball players average around 20/12 vision; greater acuity than conventional eye charts test for.
a8exN TIL that in 2021, Apple made $365 billion in revenue, which averages out to $1 billion per day.
m1VYR TIL that Arthur used to actually look like an aardvark
8aPxa TIL of Andre Geim, the only person to win both a Nobel Prize for graphene, and an Ig Nobel Prize for levitating a frog.
D1V0r TIL The Mystery of Marie Roget by Edgar Allan Poe in 1842 is widely considered the first story based on a true crime. The murder of Mary Cecelia Rogers in NYC is the basis of the Paris based story.