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TIL of Adermatoglyphia: The Genetic Disorder Of People Born Without Fingerprints

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LkwEd TIL many laugh tracks were made by the Laugh Box machine developed by sound engineer Charles Douglass in 1953.
9wvjM 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.
MGDV TIL Mike Tyson was arrested 38 times by the time he turned 13.
EgGJo TIL: That your stomach has a esophageal sphincter and can relate to acid reflux and heartburn.
p1wZ TIL that most languages have a bias against left-handed people. Left is derived from ‘lyft’, meaning weak. In Dutch, 'Link’ means cunning. In German, 'link’ means questionable. In Mandarin, it’s zuô, meaning improper, and in Turkish the word for left is sol, which can mean both 'die’ and 'ill’.