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TIL The latitude coordinates of the Great Pyramid of Giza match the value of the speed of light to seven decimal places.

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epjD TIL Redheads are twice as likely than those with other hair colors to avoid dental care, and require up to 20% more anesthesia than non-gingers
oR8Lo TIL in 452 when Atilla the Hun was threatening Rome, the pope himself (Pope Leo I) went out to meet with him personally. The specifics of the meeting aren't known, but afterwards, Atilla turned around and never invaded the city.
MJGW TIL that 65% of America has only one or two options for internet providers.
wo0rP TIL inventor Yoshiro Nakamatsu holds 3,377 patents (e.g. the floppy disk). He finds inspiration by going on long underwater swims while holding his breath as long as he can "to starve the brain of oxygen." Then at "0.5 seconds before death" he jots down his idea on a waterproof notepad & surfaces.
gM8lX TIL that after the Nazi invasion of Yugoslavia, Elza Polak was fired for being a Jew. In revenge, she ran a network of gardens for the Yugoslav Resistance. She is now considered a pioneer for horticulture in Croatia