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A steeple clock at the Unitarian Universalist Church in Carlisle, Massachusetts on Nov. 3, 2023. Reporter On March 9, most people in the U.S. will set their clocks forward an hour, thanks to the start ...
The Doomsday Clock, a symbolic measure of humanity's proximity to catastrophic destruction, has been set at 89 seconds to midnight—the closest it has ever been, symbolizing humanity's shortest margin ...