› added 6 months ago

32

TIL of Jan Janský, who independently discovered the blood groups I, II, III, and IV (corresponding to modern O, A, B, and AB)

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VBElD TIL that writers die young, with poets tending to have the shortest lifespans compared to novelists, playwrights, and non-fiction writers; the phenomenon is cross-cultural.
b6EoN TIL that early TV remotes worked with a spring-loaded hammer striking a solid aluminum rod in the device, which then rings out at an ultrasonic frequency, requiring no batteries.
LkDMV TIL about Thought Terminating Clichés, the term for phrases such as "you must be fun at parties" that are designed to dismiss another's argument without actually countering it with logic
v0DR TIL The TV comedy Malcolm in the Middle used mood-setting music in lieu of canned laughter. Artists included ABBA, They Might Be Giants, Kenny Rogers, ELO & the Getaway People.
8aQLK TIL we had x rays before we had antibiotics! (1880s & 1930s)