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81

TIL that the first photograph of a person was an accident.

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k4x7 TIL that all 13 minerals necessary for human life can be found in alcohol beverages.
N7Xde TIL that Russian dolls aren't even really Russian and were imported from Asia in the 19th century
l7WDr TIL: Sumerian and Babylonian math used a base 60 system. 60 was the most important number in Mesopotamian math. It is such a useful number system that today, we still measure time, angles, and coordinates using the Base 60 system created by the ancient Mesopotamians!
OR9X TIL of the Georgia Guidestones. The mysterious monoliths are inscribed in 12 languages with 10 guidelines, including “keeping world population below 500 million”
v1KM4 TIL Demetri Martin, while studying at Yale submitted a 224 word palindromic poem for a fractal geometry course project.