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TIL that the more a couple spends on their wedding and engagement rings, the more likely they are to divorce

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x6Beo TIL that humans can learn to use echolocation to perceive detailed information about the location, density, and dimension of the objects in their surroundings (as bats do).
kOY55 TIL The shortest run for a TV series was 11 minutes. In 1969, a sketch show called Turn-On, by the creator of Laugh-In, was deemed so risqué that at the 1st commercial break of the 1st episode, a network announced it would no longer play the show and instead aired organ music over a black screen.
GYrv4 TIL After reviewing 50 years of literature from 1947 to 1997, Salman Rushdie concluded that Indian writers writing in English is proving to be a stronger and more important body of work than most of what has been produced in the 16 'official languages' of India
7rbWp TIL John Rockefeller got out of Civil War duty by paying for a substitute.
R6o9 TIL the “father of chemical warfare”, Fritz Haber, a Jew, pioneered many poisonous gasses for warfare use in WW1. He had family members killed in concentration camps by the same gasses.