› added 13 years ago

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TIL British nukes used to be protected by bicycle locks

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rNdP4 TIL in 1920, the American Institute of Electrical Engineers met to try to find a way to measure power in a 3 or more phase electrical system. They did not reach a consensus until 1993.
69Do7 TIL about French botanist Jeanne Baret, who while posing as a man, became the first female to circumnavigate the world in the 18th century. In 1766, she joined a French expedition, collected hundreds of plant specimens, and spent the majority of the voyage hiding her identity.
a8dao TIL that cabbage, broccoli, cauliflower, and many other vegetables are all the same plant, just bred to accentuate different features
nWwY9 TIL that the post-medieval Burmese and Thai kingdoms fought 24 wars across a period of over 200 years.
4XGEw TIL that some birds form crèches, a "daycare system" where baby birds separate from their parents and form a group supervised by a few adults, allowing their parents to go forage for food.