› added 8 years ago

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TIL Since the Han Dynasty in 200 BC, the Chinese have drilled for natural gas which was transported in bamboo pipelines to be burned in stoves.

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YwAr TIL NASA recovered metal from the World Trade Center and used it on Martian rovers as a tribute to those fallen on the 9/11 attacks
XE1o6 TIL that only two countries in the world comprehensively tax the worldwide income of their citizens who reside abroad: Eritrea and the USA.
Memx7 TIL that almost every fictional character can be easily categorized into one of twelve different character archetypes.
RD6a TIL that Russian Jewish engineer Jakow Trachtenberg developed a system of rapid mental calculation (The Trachtenberg system) while being held in a Nazi concentration camp in order to keep his mind occupied.
0ZD5 TIL in 1964, a high school student in San Diego stayed awake for eleven days, demonstrating that sleep deprivation has little effect, other than the mood changes associated with tiredness. He currently holds the scientifically documented record for the longest period a human has gone without sleep.