› added 3 years ago

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TIL: Before 1859 baseball umpires sat in a rocking chair 20 feet behind home plate

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R9B4 TIL that a skyscraper in London has melted cars with focused light due to its parabolic shape.
5g9r TIL: During WWII the Allies developed a cheap-as-dirt pistol to be dropped over concentration camps so that prisoners could pick them up and start an uprising.
D5Zg TIL, in 1957, 92 percent of children were toilet-trained by the age of 18 months, studies found. Today the figure for 2-year-olds is just 4 percent. Only 60 percent of children have achieved mastery of the toilet by 36 months, and 2 percent remain untrained at the age of 4 years.
rR4Ae TIL that black panthers are actually not a real species, but a melanistic color variant of any Panthera species. Black panthers in Asia and Africa are leopards, while black panthers in the Americas are jaguars
pO5O TIL Corona, CA is sometimes referred to as the ‘record holder in the fumbled time capsule category’ with 17 time capsules buried – and lost