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TIL Stephen Hawking’s ashes are buried beneath a memorial stone inscribed with his equation for the Hawking temperature of black holes. To commemorate his death, Hawking’s own words were beamed towards the nearest known black hole to Earth, about 3,500 light years away, by the European Space Agency

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jNkPn TIL if you would melt the Aletsch glacier in Switzerland, it could supply every single person on the Earth with a litre of water every day for 4.5 years.
vrPr TIL the Lockheed SR-71 Blackbird was so fast that the standard evasive action in case a surface-to-air missile launch was detected was simply to accelerate and outfly the missile
PYaOO TIL nostalgia takes us back around 30 years, which is why there are so many 80's references these days. This is because a critical mass of people who were consumers of culture when they were young, are the creators of culture in their adulthood.
XEWl6 TIL - Not only do Chimpanzees eat a lot more meat than originally thought, but they hunt in organized groups with strategy to eat monkeys half their size. Spears are used. They eat so much meat that they threaten to wipe out entire populations. Smashing open a tortoise for meat is also on the menu.
60Al TIL Katharine Hepburn is the only actor/actress to win the Best Actor/Actress Oscar four times.