The Doomsday Clock has never been closer to metaphorical midnight. What does it mean?

The 2025 Doomsday Clock, displayed at the United States Institute of Peace in Washington, D.C., is now 89 seconds away from midnight, the closest it has ever been. The clock, set by the Bulletin of the Atomic Scientists, reflects unprecedented risks in climate change, nuclear proliferation, and disruptive technologies like artificial intelligence. The group is particularly concerned about the U.S., China, and Russia, urging national leaders to address these global threats before it’s too late. The movement of the clock serves as a wake-up call for action.

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