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Police across the US are training crime-predicting AIs on falsified data

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lQ4V TIL that the Catholic church objected Lightning rods until a gunpowder explosion in Brescia caused by a lightning strike killed 3000.
mxdbM TIL: A study found that subjects who played Portal showed an increase in certain cognitive abilities, whereas subjects who played the "brain training game" Lumosity showed none.
p84BQ TIL there are radiotrophic fungi, which perform radiosynthesis, or, in other words, use the pigment melanin to convert gamma radiation into chemical energy for growth
pMmG TIL that in 2010 US crime rates were at their lowest in the past 40 years
oom7 TIL Frank Sinatra and the Rat Pack are widely credited with helping end segregation in Las Vegas, by refusing to perform in venues that wouldn’t allow blacks