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TIL In 1877 Jules Janssen used a special 5.5 inch solar telescope to take the first photos of the Sun showing granulation on its surface. Of the 6000 images made for his 1904 Solar Atlas, only seven survived

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ADPg7 TIL that E. B. White, author of "Charlotte's Web" and "Stuart Little," co-authored a spoof of sex manuals with James Thurber titled "Is Sex Necessary?"
4kXyN TIL that owls have lopsided ears. The asymmetrical design allows them to pinpoint sounds more accurately in 3D space.
OovB4 TIL of Jean Van Landeghem, a Belgian man who has been repeatedly pranked with pizza deliveries for nearly a decade, and he does not know who is sending them.
m1nKy TIL about the Abiotic Petroleum Theory, which explains that hydrocarbons could generate in the mantle and then migrate through deep faults to Earth's crust (in addition to biological processes).
dw0Q TIL Everything you say to Siri is stored by Apple.