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TIL There is a very rare condition called Anton syndrome, in which a person becomes blind but is unaware of it and will even deny it. Their brain will generate false visual images, so they continue to believe that they can see.

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QJ7XL TIL that all vertebrates have a blind spot where they are unable to perceive vision. This is the point where optic fibres pass front-to-back through the retina towards the brain. Thus, this spot has no photoreceptors.
lo407 TIL the small town of Tanner, Alabama has the distinction of being hit by two F5 tornadoes within a 30 minutes timeframe. On the night of April 3, 1974, rescuers in Tanner were busy searching for victims of the first twister when they were surprised by a second which wiped out the rest of the town
YKaG TIL at an Amazon warehouse in PA, during hot summers the company would station paramedics outside to carry away fainting employees, instead of paying for A/C
nNVb TIL there is a group of gay men in the Mormon church that call themselves the “Unicorn Club”. They admit that they are homosexual, but live a straight lifestyle because of their religious beliefs.
1pgO TIL that Bill Hicks’s parents, worried about his behavior, took him to a psychoanalyst at age 17 but, according to Hicks, after one session the psychoanalyst informed him that “…it’s them, not you.”