The Doomsday Clock is closer to midnight than ever before. What does it mean? How is this determined? Can the clock be wound back?

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

Scientists and global leaders revealed on Tuesday that the "Doomsday Clock" has been reset to the closest humanity has ever come to self-annihilation.

The Chicago-based Bulletin of the Atomic Scientists, which runs the clock, decided to move the clock one second closer to midnight because of climate change, nuclear threats and biological hazards.

What Doomsday Clock reveals. Physicists like J. Robert Oppenheimer and Albert Einstein were among its creators, who sought to

The apocalyptic clock moved forward by one second yesterday, and is now the closest to midnight it has ever been

The Doomsday Clock is now at 89 seconds to midnight and we’ve never been closer to annihilation. Here’s everything you need to know about the recent announcement, the origins of the clock, and its presence in pop culture.

Physicists like J. Robert Oppenheimer and Albert Einstein were among the creators of Doomsday Clock, who aimed to give a visual depiction of the threat presented by nuclear weapons.

In a statement outlining the change, the Board highlighted three main reasons for “moving the Doomsday Clock from 90 seconds to 89 seconds to midnight.” These include ongoing nuclear risks, accelerating climate disasters, and emerging biological and technological dangers.

The Doomsday Clock, a concept designed by the Bulletin of the Atomic Scientists to represent humanity’s proximity to a global catastrophe, is being updated Tuesday.

Iconic Doomsday Clock moves one second closer to midnight as global existential threats rage. Clock factors include nuclear weapons, climate crisis, artificial intelligence, infectious diseases, and conflicts in Ukraine and the Middle East.