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TIL that US nuclear code during 1970s to prevent unauthorized launch was 00000000

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D7P TIL the US has one of the most efficient and extensive freight rail systems in the world, nearly twice as efficient as the European and Japanese systems.
9YBp TIL that there is a group of US millionaires who want to be taxed at a higher rate in order to benefit the US economy. Patriotic Millionaires For Fiscal Strength
LknmZ TIL the average human gut naturally produces 3 grams of alcohol a day through fermentation. Over the course of a year this is the equivalent alcohol of about 2 full bottles of whiskey.
pYdNG TIL that a Pilot in 1990 was sucked out of the plane window for 20 minutes and survived.
nYMY TIL the scientific adviser to the 2014 film Interstellar spent two weeks talking Christopher Nolan out of having a character travelling faster than the speed of light, as it defies the laws of physics