› added 6 months ago

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TIL that plastic surgeons use decapitated cadaver heads to learn and refresh their surgical skills

Read more med.emory.edu

via reddit.com

Om66 TIL Ancient Mesoamericans discovered how to produce rubber around 1600BCE, more than 3000 years before Charles Goodyear invented vulcanization.
yGde TIL in the Middle Ages, chess pawns had individual names that represented the occupations of citizens.
N758 TIL Japanese life insurance will pay, even if you commit suicide. Therefore motivating people to kill themselves, so their family can live in comfort. One of many reasons for the high suicide rate in Japan. (English summary at the bottom)
RBpa TIL Ozzy Osbourne donated $10,000 to a music school for underprivileged children after watching their rendition of “Crazy Train”
0wBoL TIL the armonica which Benjamin Franklin invented in 1761 (and some believed caused madness) owes its disorienting sound due to the way we perceive and locate sound. Above 4khz we use loudness for location. Below 1khz we use phase differences. The armonica (1-4khz) is in a range the brain is unsure.