› added 6 years ago

51

TIL that in 1973, Marcus Foster, the first black Superintendent of the Oakland Unified School District, was murdered by the Symbionese Liberation Army, because they believed he supported the plan to create a student identification card system that would help keep non-student drug-dealers off campus.

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e0exL TIL that owls have serrations on the edge of their flight feathers, allowing an owl's flight to be practically silent. Some fish-eating owls, for which silence has no evolutionary advantage, lack this adaptation.
GADJ7 TIL due to being a Scientologist, Kirstie Alley decided not to reprise her role as Rebecca Howe on the Cheers spinoff Frasier, because Frasier is a psychiatrist.
vPmJD TIL Pierre Fauchard was the first to notice a relationship between sugar and tooth decay
neYK9 TIL that “Pap” as in pap smear is short for Papanicolaou, the doctor who discovered this procedure to detect early signs of cervical cancer.
epA95 TIL there is a rhinoceros-shaped cave in Washington state, formed millions of years ago when lava cooled around a rhinoceros carcass.