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 clock had stood at 90 seconds to midnight for the past two years and “when you are at this precipice, the one thing you don’t want to do is take a step forward,” said Daniel Holz, chair ...

Earth is moving closer to destruction, a science-oriented advocacy group said Tuesday as it advanced its famous “Doomsday Clock” to 89 seconds till midnight, the closest it has ever been.

Earth is moving closer to destruction, a science-oriented advocacy group said Tuesday as it advanced its famous “Doomsday Clock” to 89 seconds till midnight, the closest it has ever been.. The ...

The Doomsday Clock of the Bulletin of the Atomic Scientists, set at 89 seconds to midnight, Jan. 28, 2025, in Washington. (AP Photo/Mark Schiefelbein) ...

The clock had stood at 90 seconds to midnight for the past two years and “when you are at this precipice, the one thing you don’t want to do is take a step forward,” said Daniel Holz, chair ...

The Doomsday Clock of the Bulletin of the Atomic Scientists, set at 89 seconds to midnight, Jan. 28, 2025, in Washington. (AP Photo/Mark Schiefelbein) ...

The Doomsday Clock of the Bulletin of the Atomic Scientists, set at 89 seconds to midnight, Jan. 28, 2025, in Washington. (AP Photo/Mark Schiefelbein) ...

The clock had stood at 90 seconds to midnight for the past two years and “when you are at this precipice, the one thing you don’t want to do is take a step forward,” said Daniel Holz, chair ...

The Doomsday Clock of the Bulletin of the Atomic Scientists, set at 89 seconds to midnight, Jan. 28, 2025, in Washington. (AP Photo/Mark Schiefelbein) ...

The clock had stood at 90 seconds to midnight for the past two years and “when you are at this precipice, the one thing you don’t want to do is take a step forward,” said Daniel Holz, chair ...