› added 4 years ago

156

TIL that some true statements in mathematics are true but cannot be proven. Ironically, if you prove that something cannot be proven, this proves that it must be true.

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p8ZkG TIL about Nellie Bly who had herself purposely committed to an insane asylum in 1887 by feigning insanity so that she could investigate the abuse happening in the facility.
lLjB TIL a lobster’s brain is located in its throat, its nervous system in its abdomen, its teeth in its stomach and its kidneys in its head. It also hears using its legs, tastes with its feet, and tends to favor one front limb, meaning they can be right-clawed or left-clawed.
W7yaX TIL that Alarm clocks did exist before the snooze function, so there was already a standard gear setup that innovators had to work with. Getting the gear teeth to line up to allow for exactly ten minutes wasn’t possible, so they chose to set it at nine minutes and a few seconds.
yaav TIL that in 1913, Hitler, Trotsky, Tito, Freud and Stalin all lived in Vienna and some were even regular patrons of the same coffeeshop
Y7XZG TIL about the 100 prisoner problem, where a simple strategy can change the likelihood of success from 1 in less than 100 octillion to around 31%.