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.

On this week’s “More To The Story,” Daniel Holz from the Bulletin of the Atomic Scientists discusses why the hands of the ...

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

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 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.