› added 6 years ago

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TIL of "Münchhausen trilemma" which expresses that absolute truth is impossible because someone can just ask "Why?" forever which leads to 1 of 3 options; the proof and theory end up the same, infinite regression of the proof, or one party simply gives up and accepts a truth without actual proof

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XEX8P TIL a Graveyard Spiral is a phenomenon when a plane is titled and flying in a descending spiral, but the pilot doesn't detect the tilting and tries to correct the descent by pulling up, but this only tightens the spiral until the plane crashes.
WkM0Y TIL planned obsolescence is illegal in France; it is a crime to intentionally shorten the lifespan of a product with the aim of making customers replace it. In early 2018, French authorities used this law to investigate reports that Apple deliberately slowed down older iPhones via software updates.
9YokB TIL social psychologist Stanley Milgram found randomly selected Mid-westerners could deliver a package to a Divinity Student in Boston via personal connections in an average of 5.9 steps (i.e. 6 degrees)
vvJj TIL that according to a Harvard study, when you get up votes on Reddit, your brain gets rewarded the same way it does when you have sex.
4XxbJ TIL Coffee improves short term memory, creativity and alertness.