French scientists have analyzed fragments of Adolf Hitler’s teeth to prove that he died in 1945 after taking cyanide and shooting himself in the head, thereby dispelling all the purported rumors of his escape abroad at that time. He had been suffering from severe gum disease and tooth decay.
TIL there is evidently an oceanic "cookie monster," and it turns out to be the cookie-cutter shark, a parasitic predator which attaches itself to larger fish and marine mammals leaving round "melon-baller" wounds behind after it feeds. This shark has also reportedly attacked submarines on occasion.ocean.si.edu
TIL the seeds of the American persimmon, native primarily to the southeastern US, were used as buttons by the Confederate Army during the American civil war for their clothing, and they can also be ground into a coffee substitute. Naturally, the ripened fruit can be eaten fresh or used in baking.eattheweeds.com
Image The guy who invented the portable electric vacuum cleaner was initially driven more by the need to improve his health as an asthmatic than trying to make money. James M. Spangler worked as a janitor at department store, and finally at age 60, suffering severely from asthma, he accomplished his goal.