thescienceexplorer.com

BgQBb TIL: The Sateré-Mawé tribe coming of age ritual involves gathering bullet ants, weaving them into a glove, sedating them, and then putting on the glove an hour later so that when the ants wake up, they are furious. Boys have to do this about 20 times at age 13 before becoming a man.
nWxGW TIL botox can inhibit empathy
e0J5n TIL Fart spray was originally designed for use in pranks but is now more widely used in combat-zone medical training.