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M5WW TIL When hot water freezes faster than cold water, the effect is called “the Mpemba Effect”. It’s named after Tanzanian Erasto Mpemba who was originally ridiculed for bringing it up in class after noticing his warmer ice cream mix was freezing before the cooler batch
Mpl0 TIL that because the concrete of the Hoover Dam was poured into individual, rectangular shaped sections, rather than with a single, continuous pour, the physical dam itself will survive up to 10,000 years and be one of the last remaining visible and recognizable monuments of humans on the planet.
7dPr TIL that technically a diamond will not last forever; given enough time, a diamond will decay into graphite