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USThe Doomsday Clock was moved forward to 90 seconds to midnight on Tuesday, the closest it’s ever been to human-caused catastrophe.
The annual Doomsday Clock announcement is intended as a warning about human-caused catastrophes including nuclear war and climate change.
The Bulletin was founded in 1945 by Albert Einstein and University of Chicago scientists who helped develop the first atomic weapons at the Manhattan Project. Two years later they launched the clock as a way to warn humanity just how close to nuclear apocalypse the world was.
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