› added 8 years ago

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TIL heroin use among US adults went from 0.33% to 1.6% from 2001 to 2013.

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0d7l1 TIL that in 1949, Wernher von Braun wrote a science fiction novel in which he named the leader of Mars "Elon"
dD4Nj TIL that the US judicial system has started to use quantitative risk assessment software when making decisions on bail and sentencing. In a study of one county, only 20% of those predicted to commit further crimes actually went on to do so.
VgZ TIL that Pittsburgh is the only city in the USA where all of the sports teams share the same colors (Black and Gold)
pYdRp TIL At the start of World War 2 the tops of pillar post boxes were painted with an invisible gas detection paint that would turn yellow in the event of a gas attack.
mxGoR TIL of the "Hedonic Treadmill" - the tendency of humans to quickly return to a relatively stable level of happiness despite major positive or negative life events