› added 5 years ago

955

TIL the Japanese have an obsession with American cars

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grQRD TIL astronomer Carl Sagan never said the famous quote "Billions and billions."
VOR8 TIL Obsidian (volcanic glass) scalpels are used for surgery because they are sharper than high-quality surgical steel. The blade is just 3 nm thick while DNA is 2 nm thick.
W7OB4 TIL that there is no hurricane that has ever crossed the equator
BrZOD TIL that during WW1, 'fucking’ and ‘bloody’ were used as palliatives, so that the order to ‘get your fucking rifles’ was recognised as considerably less urgent than the order to ‘get your rifles’.
4X5nX TIL that the origins of the "universal S" are unknown. Even a youtuber who spent 5 years researching it couldn't come to a conclusion. The symbol appeared in some places as far as a century ago, and is belived to have spread worldwide before the internet, but it is unclear how or why.