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TIL that the little "light" dots that sometimes fly around in your vision are called "blue-sky sprites" and its part of a phenomenon called "Blue Field Entopic Phenomenon" where white blood cells are moving in the capillaries in-front of your retina.

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Xm4r TIL having chronic pain can damage your brain over time because of constant brain activity in areas of the brain that should normally be at rest
mxgZx TIL about a place called Elan School which promised to "fix" your teenager for $40k a year. Turns out they were forced to live in squalor, physically fight, and psychologically abuse each other to earn basic privileges like food and sleep.
Nn8b TIL the last Australian Aboriginal nomads first made contact with white people in 1984. That year they came out of the desert and continue to live in modern society. One of them is quoted as saying ‘I wouldn’t go back.’
x66Mw TIL that The Mackinac Bridge is perhaps the most famous bridge in Michigan. At 5 miles long, it is one of the longest suspension bridges in the world and offers amazing views of the surrounding area. It connects the Upper and Lower Peninsulas of Michigan.
oRmNo TIL that the phrase “Immaculate Conception” refers not to the belief that Mary became pregnant as a virgin, but to the belief that she was conceived without the “original sin” described in the book of Genesis that everyone else is born with.