The Doomsday Clock now stands at 89 seconds to midnight, the closest to catastrophe in its nearly eight-decade history. Here's a look at how — and why — it's moved.

The Doomsday Clock of the Bulletin of the Atomic Scientists, set at 89 seconds to midnight, is displayed during a news conference at the United States Institute of Peace, Tuesday, January 28, 2025 ...

The clock now stands just 89 seconds away — its first move in two years and the closest the clock come to midnight in its nearly eight-decade history. "The 2025 Clock time signals that the world is on ...