› added 1 year ago

146

TIL Semen can trigger anaphylactic allergic reactions in some people if their partner had recently eaten the allergen food

Read more pubmed.ncbi.nlm.nih.gov

via reddit.com

ADyK7 TIL in preparation for their proposed invasion of Britain, the Nazis produced a handbook identifying dangerous anti-Nazi institutions in Britain, including Masonic lodges, the Church of England, and the Boy Scouts
ADex TIL the US-Canada border is the longest border in the world without a military defense.
v11dK TIL that Brian Thompson, who played the villain in the 1986 film "Cobra," had to deliver his final monologue to the script supervisor instead of Sylvester Stallone, who was busy watching a basketball game.
j6VyM TIL Mugger crocodiles & American alligators use tools: they collect sticks, partially submerge themselves, balance the sticks on their head, & when a bird approaches to take a stick for its nest, they spring their trap. This strategy is the first known case of a predator using an object as a lure.
N76aM TIL that on the set of The Princess Bride, Billy Crystal's improvisational lines were so funny that Mandy Patinkin bruised a rib trying to hold in laughter and Rob Reiner had to direct his scenes from a video monitor because his laughter was ruining takes.