The Doomsday Clock, which has been used to examine the world’s vulnerability to global catastrophe for nearly a century, has moved one second closer to midnight. On Jan. 28, the Bulletin of the Atomic Scientists announced that the Doomsday Clock was set at 89 seconds to midnight,

What is the Doomsday Clock? It's 2025 and scientists have reset the clock closer to midnight and global catastrophe. Here's what it all means.

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 has moved to 89 seconds to midnight due to nuclear threats, misuse of technological advances, and climate change. The ongoing Ukraine war and alarming climate change indicators like rising sea levels also contribute.

The Doomsday Clock has moved forward by one second, making it 89 seconds until midnight. Here's what that means in terms of global catastrophe.

The Doomsday Clock refers to the amount of time humanity has before it effectively kills itself with emerging technologies.