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TIL King Sejong invented Korean Script out of a desire for universal literacy. "A wise man can acquaint himself with them before the morning is over; a stupid man can learn them in the space of ten days

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6EVWJ TIL there is a concrete dome in the Marshall Islands containing tonnes of nuclear waste the US left there during Cold War testing and there is a large risk of it leaking due to rising sea levels. Nothing is being done about this.
a8VD0 TIL there is a species of ant called the "trap-jaw ant" that can lock open its jaws 180 degrees and snap them shut so quickly that it can launch itself into the air, and attack prey biting it with a force equal to 300 times its own body weight.
X0AXQ TIL that in 1615 a party of Spanish whalers were left stranded in Iceland. The Spaniards stole a locals fish and in retaliation a group of Icelanders massacred the robbers. Due to this the sheriff declared all Spaniards were criminals. Only in 2015 after a memorial of the dead,the decree was revoked
D196V TIL the Indian Railways transport over 23 million people everyday. For comparison, Australia has a population of 26 million.
JYQwv TIL Alan Turing, WW2 codebreaker and father of modern computer science, was also a world-class distance runner of his time. He ran a 2:46 marathon in 1949 (2:36 won an olympic gold in 1948). His local running club discovered him when he overtook them repeatedly while out running alone for relaxation