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TIL about medieval rocketry: The Sibiu manuscript dating from 16th century contains details of a multistage rocket.

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4kr9a TIL Bram Stoker wrote "Dracula" in the 1890s. Although many link the novel to Vlad the Impaler, Stoker’s notes don’t mention him. Instead, he found the name "Dracula" in a library, mistakenly believing it meant "devil" in Romanian.
djwd TIL Blue Star Lines is building a replica of the Titanic, called Titanic II, it is planned to sail the original path from England to New York in 2018
8ekja TIL about the Anti-Tank Dog. Dogs taught to carry explosives to tanks, armored vehicles and other military targets. It failed because they would train the dogs using their own tanks and would mine friendly tanks instead.
p8R7Q TIL that the chemical element Berkelium is named after the University of California, Berkeley, which is named after the city of Berkeley, which is named after the philosopher George Berkeley, who, ironically, believed that the physical world does not actually exist.
wLxp1 TIL my favorite Mexican dish was originally a stew made with the human flesh of sacrificed prisoners .