› added 11 years ago

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TIL The US Armed Forces have committed war crimes, as defined by the Geneva Convention, in every single conflict in which they have been involved.

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Z88mB TIL Alexander Graham Bell believed that deafness was something that could eventually be completely eradicated, and was one of the most vocal opponents of ASL.
Bgred TIL A fluorocarbon called perfluorohexane has both enough oxygen and carbon dioxide with enough space between the molecules that animals submerged in the liquid can still breath normally.
WkPRB TIL Frances Bavier (Aunt Bee) was easily offended on the set of The Andy Griffith Show and the staff took a cautious approach when communicating with her. Andy Griffith said Bavier phoned him four months before she died and apologized for being "difficult" during the series run.
dD9wE TIL that most people can see their own white blood cells moving through their retinas
nWnQb TIL that “heat lightning” is a misnomer. It is simply lightning from distant thunderstorms. Lightning can be seen up to 100 miles away in the right conditions, while the sound of thunder doesn’t travel nearly as far.