› added 10 years ago

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TIL the original translation of “mortgage” means “death pledge”

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ZdYo TIL Flight recorders (Black boxes) from military planes float. From commercial planes? they Sink.
61bW TIL that sulfur has all of of the primary colours. It melts into a red liquid, burns blue, and is a yellow solid!
4X5WX TIL That during the Vietnam War, the American navy laid thousands of sea mines in the waters off North Vietnam. In August of 1972 a solar storm caused 4,000 of them to spontaneously explode in just a few weeks.
Ovn7 TIL that the direction a ceiling fan spins matters: counterclockwise should be used in the summer to push air from the ceiling down to create a draft and clockwise should be used in the winter to push air up and to the walls to avoid a draft underneath the fan.
aG1N TIL that Marvin the Martian was created as a satire of Cold War era Soviets. Marvin is from the red planet, wears red, feuds with Bugs Bunny (who represents the USA) as a parody of the Space Race, is armed with missiles capable of incredible destruction, and has an obsession with global domination.