› added 12 years ago

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TIL that mimicking the behavior of others causes you to be perceived as more friendly by interlocutors. This is known as “The Chameleon Effect.”

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E0wP TIL that in the 80s, Soviet spies were suspected of planting bugs inside typewriters to monitor the electrical noise generated as the type ball rotated and pitched to strike the paper; the characteristics of those signals could determine which key was pressed.
gy9D TIL Portland drained 38 million gallons of treated water because a drunk teen urinated in it.
wLKn7 TIL that the 1994 hit song "Macarena" is about a girl named Macarena who cheats on her boyfriend with two friends while he’s being drafted into the army
MeVrA TIL of RAF pilot John Cruickshank who was shot 72 times and still managed to sink a U-boat with his flying boat. With his navigator dead and him slipping in and out of consciousness, he flew his plane back for 5.5 hours, waiting for an hour for the sea to calm down before landing.
Z87VB TIL that Portuguese soldiers used black swords in the Age of Discovery in order to not reflect the light and announce their presence on ships, avoiding also its rusting when used near salt water.