› added 7 years ago

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TIL that uncooked spaghetti always break into more than two parts, a curious fact that already baffled Nobel-prize winning physicist Richard Feynman. The riddle was only solved last year by scientists who managed to make spaghetti snap into only two parts with a trick.

pYMbG TIL about the variability hypothesis, the hypothesis that human males generally display greater variability in traits than human females do. Sex-differences in variability have been observed in many abilities and traits – including physical, psychological and genetic ones.
PVKJ TIL that Frank Lloyd Wright while designing Fallingwater for the Kaufmann family did the initial design in 2 hours before their meeting, since he had lied to them and hadn’t actually start the plan.
VMYwk TIL Arizona has a law called the “Stupid Motorist Law” that allows the state to charge drivers for their rescue if they ignore barricades and get stuck in flooded roadways
VMQvp TIL At the Apollo 15 mission, David Scott performed a live demonstration where he held out a hammer and a feather and dropped them at the same time. Because they were essentially in a vacuum, there was no air resistance and the feather fell at the same rate as the hammer, as Galileo had concluded
Z8WaD TIL the ancient greeks thought the body was regulated by four humors (juices): blood, yellow bile, phlegm and "black bile". In a healthy body they were in the right proportion to each other, an imbalance was thought to be the cause of diseases. From these humors we still have words like sanguin or