› added 10 years ago

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TIL: There is a device that harvests energy from WiFi signals which can then be converted to electricity to charge mobile devices.

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kOPXg TIL in 1937, a man tried to find seats for himself and his wife on the Hindenburg, but there were none available next to each other. They took a plane home instead. Two years later, the man, Martin Goodman, went on to create Marvel Comics.
4XX8a TIL the oldest garden that has been tended to continuously is 973 years old, in China, and one of 50 surviving gardens called the Classical Gardens of Suzhou, founded in 6th Century.
wLgJo TIL that one can, after surgery, have their amputated limbs, digits, etc. cremated after surgery and bring it/them home.
loox1 TIL that a "domino computer" was once constructed, that could add two three-bit inputs and produce a four-bit output. It was made of dominoes standing on end, and relied on timing and precise placement when they were knocked over.
9YXD TIL ~ During the 2008 Olympics China employed 30 airplanes, 4,000 rocket launchers, and 7,000 anti-aircraft guns to stop rain. Shooting various chemicals into any threatening clouds to shrink rain drops before they reach the stadium. rf#29