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TIL that a medical study has shown that surgeons who play video games at least three hours a week perform, on average, 27% faster, while making 37% fewer errors.

Read more reuters.com

via reddit.com

Ookdg TIL that we've tiny mirrors (retroreflectors) on the moon to reflect the laser beams fired from earth to measure the lunar distance. The round-trip takes of about 2.5 seconds and the distance to the Moon can be measured with millimeter precision.
6EP0Z TIL that Aaron Burr, infamous for killing Alexander Hamilton, was an early proponent of women’s rights. He praised Mary Wollstonecraft’s “A Vindication of the Rights of Woman,” and provided his daughter with an education usually only afforded to boys of the time.
LkR1d TIL that the 2 countries that are ranked least democratic on the democracy index are named The Democratic Republic of the Congo and The Democratic People's Republic of Korea
Y7R0x TIL Ants sleep for 5 hours a day in short 1-2 minute naps with their longest being around 10.
OGlv7 TIL: Aretha Franklin’s father, C.L. Franklin, was a famous civil rights activist. Known as “the Man With the Million Dollar Voice,” he was a friend to MLK Jr and a successful minister. Franklin was shot during a home invasion in 1979 and spent his final five years in a coma, dying in 1984.