› added 7 years ago

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TIL Since Camera Phones have been adopted, UFO sightings have plummeted

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5VO5p TIL the historian meridian marker In Greenwich is off by about 100 meters because they looked "straight up" at stars, but to find "straight up" you use a weight to find "straight down", and the uneven mass of the Earth means that it doesn't point to the exact center of the Earth
mxwPY TIL there is a bug in Microsoft Excel in which the program assumes Feb. 29, 1900 is a real date. This bug was purposefully put into Excel in order to be backwards compatible with the same bug in Lotus 1-2-3.
lrWK TIL 40% of corn is used for ethanol to add to fuel; another 40% is used for livestock feed
R5g86 TIL Jamaican-born Dr. Kenneth Melville was one of the first Black medical students at McGill University in Montreal who became an internationally respected pharmacologist. He was pivotal in the battle for racial justice, civil rights, and human rights in Canada.
JYlM1 TIL in WW2 a female feudal lord took control over 275 Nazis to force them to fix up her island after German occupation ended in Sark