› added 3 years ago

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TIL that when a Tesla battery pack is recycled 92% of the raw materials are reused

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via reddit.com

jN4rQ TIL during China's Cultural Revolution, in one province, there were multiple gruesome instances of cannibalism (not due to hunger) motivated purely by ideological zeal
RrK6 TIL Nobel Prize winner Richard Feynman’s second wife wrote in her divorce complaint: “He begins working calculus problems in his head as soon as he awakens. He did calculus while driving in his car, while sitting in the living room, and while lying in bed at night.”
0OkN TIL It only takes the first 39 digits of pi to calculate the circumference of the observable universe
7VoO TIL that visitors to the Lascaux caves in France do not see the genuine 17,000 year old art, but a replica created to help protect the originals.
XEOrR TIL that the eating the liver of certain arctic animals such as polar bears or walruses would kill you due to its high concentration of vitamin A