› added 9 years ago

146

TIL of ‘rat park’, a psychology experiment in which rats were offered drugs, and that proved that the opposite of addiction isn’t sobriety, but connection.

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W7RjB TIL The last time gold medals were made from solid gold was at the summer Games staged in Stockholm, Sweden, in 1912. Thereafter, the medals were cast in silver and coated in 6 g (0.2 oz) of gold.
o717 TIL George Lucas paid the entire $33 million production fee for Star Wars V himself, taking out a loan from the bank. He made his money back in three months, and Star Wars V went on to gross over half a billion dollars, making it the most successful independent film of all time.
d8eWZ TIL The Only Voice Recording From A Person Born In The 18th Century Was Prussian General Helmuth von Moltke, The Elder
8a8B4 TIL If you're murdered in America, there's a 1 in 3 chance that the police won't identify your killer
P1mJL TIL the IRS has details on the tax filing process in the event of a kidnapping of the qualifying dependent.