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973

TIL that “percussive maintenance” is the term for hitting something until it works

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JYEG8 TIL Chairman Mao, in a discussion with Dr Henry Kissinger in 1973, offered to send 10,000,000 women to the United States in exchange for improved trade relations.
Ge45 TIL that pinball was illegal for 30 years in many major US cities. Politicians thought that pinball was a game based on chance and therefore must have been a mob-run scam. The ban ended when a master pinball player was called in front of a committee to demonstrate his skill.
epnD4 TIL that the first flight attendant in the world, Heinrich Kubis, started working as a waiter on a zeppelin in 1912, was on board during the Hindenburg disaster, and survived.
M71x7 TIL some bacteria evolved a needle-like structure for injecting other cells with special proteins. Type III secretion system , as it is called, is still poorly understood and we don't fully know how bacteria make them and how the needle itself works.
RZL1 TIL the southern copperhead (a snake) has a protein in its venom called “contortrostatin” that stops the growth of cancer cells and tumors in mice