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TIL That Supermassive Black Holes also have a habitable zone where planets can form

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D1EVD TIL Napoleon's defeat at Waterloo was partly due to a volcanic eruption in Indonesia. Electrically charged volcanic ash short-circuited Earth's atmosphere in 1815, causing global poor weather. Rainy and muddy conditions helped the Allied army defeat Napoleon.
a8M4Z TIL prior to the announcement of the Mach3 razor blade in the late 90s, Gillette built plywood walls around the production lines in its factory in Boston, in order to keep it a secret from many of its own employees.
0wGjv TIL that the Catholic Church didn't pardon Galileo until 1992, when Pope John Paul II admitted Galileo was right, more than 350 years after the condemnation
dDxVZ TIL The corpse of the dog who played Toto in "The Wizard of Oz" was dug up from his original burial site to make room for Ventura Freeway. When some fans found out, they ran a fundraiser to create a headstone for "Toto" to be placed in Hollywood Forever Cemetery.
wWyo TIL that the very unmuscular Australian comedian Hamish Blake once won the heavyweight category in the Mr New York State bodybuilding competition after entering as a joke, as he was the only competitor heavy enough to qualify.