› added 10 years ago

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TIL: The man that invented the term anorexia nervosa was linked to the unsolved 1888 Whitechapel murders - Jack the Ripper.

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via reddit.com

kJoKB TIL from the 1990s through 2021 the NFL used a method called "race-norming", which assumed Black players started out with lower cognitive function, as part of a dementia test to determine payouts in brain injury settlements.
1a9y8 TIL that according to a University of Chicago study, while the joy of receiving gifts lessens over time, the psychological benefits of giving do not. Participants’ happiness hardly declined if they repeatedly bestowed gifts on others, versus repeatedly receiving those same gifts themselves.
xnZg TIL Olympic / sports doping offers an example of the Prisoner’s Dilemma: if no athlete dopes, nobody has an advantage; if one does, he/she benefits, but if all athletes dope then the advantage disappears and only the potential negatives (getting caught) remain.
6ppQ TIL none of the world record holders in boomerang competitions are Australian.
ADyjw TIL Sweden had a nuclear weapons program in the 50's and early 60's. They had the necessary materials and came very close to building a nuclear bomb before the program was shut down due to changing military doctrine, public opposition, and pressure from the United States.