› added 6 years ago

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TIL That IQ can decrease by an average of 13% when people are more stressed

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0dRKR TIL Japan is the only country in the world to use 100v AC, and that the frequency varies (50hz in the east, 60hz in the west) because they bought equipment from two different manufacturers/countries
rN0w TIL Mehmed II and his Ottoman army while on their way to attack Vlad The Impaler came across 20,000 impaled corpses, horrified they turned around.
R7mw4 TIL in 1954 the obninsk nuclear power plant near Moscow was connected to the electrical grid, becoming the world's first nuclear power plant to produce electricity industrially.
BrZ8L TIL that astronauts lose as much as 22% of their blood while in space, as a reaction to the uniform blood pressure caused by microgravity. Until their body replaces this blood, many returning astronauts can't stand for more than a few minutes without fainting.
J1dBj TIL that in sociology, there's the notion of the "third place". The 1st place is your home. The 2nd place is your workplace and the 3rd place refers to the social surroundings that are separate from the two usual social environments of home ("first place") and the workplace ("second place").