› added 10 years ago

357

TIL that kids need recess. It helps them release anxiety, helps them learn socially and helps them learn better while in school. Taking away recess does more harm than good.

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via reddit.com

QJJPe TIL that Al-qaeda initially considered targeting nuclear power plants on 9/11 but decided against it, fearing that such an attack "might get out of hand".
E1WAx TIL the "horned sign" is an ancient hand gesture meant to either ward off, or curse someone with, the "evil eye", or malocchio in Italian. Ronnie James Dio re-popularized the gesture as the "sign of the horns" when he joined Black Sabbath in 1979, having originally learned it from his grandmother.
LkDKm TIL - When Mount Everest was measured in 1854 the exact value was 29,000 feet. Despite being accurate, Andrew Waugh published the value as 29,002 feet to avoid the public assuming it was merely a rounded estimate. Thus he was known as "the first man to put 2 feet on top of Everest".
8eGn8 TIL In Jerusalem, there is an 'immovable ladder' under the window of the Church of the Holy Sepulchre. There since 1757, it cannot be moved without the agreement of all 6 church clerics. Once a chair was moved 20cm which resulted in a fistfight, so now nobody dares to alter the ladder.
7kJp TIL that 95% of nuclear weapons are owned by the USA and Russia