› added 8 years ago

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TIL On this day (February 15) 2416 years ago, Socrates was sentenced to death by people of Athens.

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BmLk TIL: Jacques Cousteau described the oceanic whitetip as “the most dangerous of all sharks.” The oceanic whitetip is suspected to be responsible for many fatal shark bites on humans, as a result of predation on survivors of shipwrecks or downed aircraft.
WlY TIL there is a theorem which posits a hairy sphere can never be combed perfectly flat.
y9Yl TIL Barter economies never existed. There’s no historical description of such a system—though there is evidence of gift economies.
d8Odr TIL about the 1961 Bobo doll experiment to study aggresion. Researchers physically abused an inflatable Clown doll in front of children, who then mimicked the behaviour, attacking Bobo in a similar fashion.
R7Jp8 TIL they don’t use street addresses in Nicaragua and instead navigate by reference points. For example, “two blocks to the lake, then go three blocks south and one down.” This method is even used to address mail and deliver pizzas.