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TIL that in 2015 a 46 yr-old woman accidentally took 55 mg intranasally of pure LSD, equal to 550x the normal recreational dosage. She "blacked out" for the first 12 hours and felt "pleasantly high" for the second 12. A day later her chronic foot pain ceased, helping her to end her morphine habit.

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0dZ8R TIL about Cura Annonae, an Ancient Roman system of free or subsidized food for Roman citizens
9oAQ TIL Fears can be passed down to you from your parents and grandparents, just like all your other genetic traits.
e0pvb TIL the human eye is capable of seeing some ultra-violet light but it is filtered out by the lenses in our eye. Painter Claude Monet had that lens removed due to cataracts and may have been able to see ultra-violet in his right eye.
b9BnZ TIL in England in 1858, a confectioner making peppermint lozenges tried to purchase harmless powdered gypsum from a local pharmacist but was accidentally sold 12 pounds of arsenic trioxide. 21 people died and more than 200 others became ill when the poisoned candy was unwittingly sold to the public.
6NJW TIL: Large brains of tiny spiders overflow into their legs | Human World | EarthSky