A photographer stands by The Doomsday Clock during a news conference after The Bulletin of the Atomic Scientists announced the location of the clock’s minute hand, indicating what world developments mean for the perceived likelihood of nuclear catastrophe, at the U.S. Institute of Peace in Washington, U.S., January 28, 2025. REUTERS/Kevin Lamarque

Scientists move the Doomsday Clock to 89 seconds before midnight, calling on the U.S., China and Russia to address global risks.

Today, the Doomsday Clock was set to 89 seconds to midnight, signaling that experts fear we are dangerously close to a global catastrophe.

A science-oriented advocacy group advanced its famous clock to 89 seconds Tuesday, the closest it has ever been.

The Bulletin of Atomic Scientists announced Tuesday that the "Doomsday Clock" is now set to 89 seconds to midnight.