› added 5 years ago

150

TIL in 2019 the wealth per adult in North America was $417,694.

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via reddit.com

8gL TIL John Adams, America’s 2nd President, said America was not founded on Christianity and was not against Islam.
pD58 TIL that up until the 1800’s, it was commonly believed that placing dirty underwear in a bucket with wheat grains would “generate” mice. This was called spontaneous generation, the idea that life could be created from nonliving objects.
Ryvw TIL that during World War II in Australia, there was a dog whose hearing was so acute that it could warn airforce personnel of incoming Japanese planes 20 minutes before they arrived, and before they showed up on radar. “Gunner” could also differentiate the sounds of allied and enemy aircraft.
7rVML TIL astronaut Gordon Cooper compiled a secret map containing the locations of 'hundreds' of shipwrecks which he uncovered from space whilst searching for magnetic anomalies during the Mercury 9 Faith 7 expedition
baQZ TIL that the Letters of last resort are written by the UK PM and tell what to do in the event of a nuclear strike. The letters are sent to four submarines that will open the letters if they don’t receive a UK naval broadcast for four hours straight, assuming that a nuclear strike had occurred.