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TIL the Patriot missile system was designed during the Cold War but has been continuously upgraded to intercept modern hypersonic missiles today

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DQmZg TIL that when St. Pancras Station in London was inaugurated by Queen Victoria in 1868, its 210m long, 73m wide and 30m high train shed was the largest enclosed space in the world. The single-span iron and glass roof engineering marvel was designed by William Henry Barlow.
Oo6k1 TIL that Whitesnake changed the word "hobo" to "drifter" in the re-recording of "Here I Go Again" to ensure that it would not be misheard as "homo".
E1KJV TIL if your headphone plug has 1 stripe, it's mono; if it has 2 stripes, it's stereo; if it has 3 stripes, it's stereo and also passes microphone input
0wrPN TIL at present, out of the world’s nearly 200 constitutions, three still include a right to bear arms: Guatemala, Mexico, and the United States; of these three, only the last (USA) does not include explicit restrictive conditions.
08Lp TIL that the original abbreviation of the National Socialist Party was Nasos. The word “Nazi” derives from a Bavarian word that means “simple minded” and was first used as a term of derision by journalist Konrad Heiden