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TIL that some US $1 bills minted from 1992 to 1996 can be worth up to $1300 because they were printed using a different method.

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D1wnV TIL doctors were able to restore a blind man's vision with a surgery involving bionic eyes. He had been blind for 40 years.
rRl1d TIL King Leopold II of Belgium turned the Congo into one massive slave plantation that resulted in an estimated 10,000,000 deaths, with historians comparing him to Hitler and Stalin.
Gpp5 TIL Japan’s Unit 731, during WWII infected prisoners with tiger blood, anthrax and other diseases/viruses, amputated limbs without anesthesia and tested weapons on live prisoners. The research notes were given to the US in exchange for immunity post war…
MpK8 Today I learned that there is a self mummification practice, in which extreme ascetics commit suicide over ten years with the goal of turning their own body into a mummy as a sign of spiritual enlightenment.
B05L TIL there is a “Zip Bomb” called 42.zip that when downloaded is only 42 Kilobytes, but actually contains 4,500,000 Gigabytes uncompressed. The file crashes computers when Anti-Virus software comes across it during a routine scan and tries to open the entire file, using up all the computer’s memory.