› added 28 minutes ago

TIL about epaulette sharks, who can walk on land and survive for hours with little or no oxygen from their gills. They are well camouflaged apex predators that live in the waters (and sometimes land) near Australia.

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4ZNa TIL that the Paraguayan War was the bloodiest war in Latin American history. Paraguay lost nearly 70% of their male population. After the war, some surviving men began to practice polygamy due to the gender disparity in an attempt to recover the population.
VoW0 TIL that women working in watchmaking factories in the early 1900’s received deadly doses of radiation from licking the paintbrushes they used to paint Glow-in-the-dark details on said watches.
Yp1w7 TIL citizens who work for the CIA are officers – not agents or spies. All employees, from operations officers, to analysts, to librarians and public affairs, are considered CIA officers. The operations officers recruit well-placed human assets with access to information. These spies are agents.
OoNa1 TIL that Jack Kirby - co-creator of Captain America - had street fights with Nazi sympathisers and later fought behind enemy lines in WW2.
Z5Jo TIL Hallucinatory ‘voices’ shaped by local culture. In the U.S.A., voices are harsh and threatening while those heard by schizophrenics in Africa and India tend to be more benign and playful.