The Doomsday Clock now stands at 89 seconds to midnight, the closest to catastrophe in its nearly eight-decade history.

T he hands of the symbolic Doomsday Clock are set at 89 seconds to midnight - closer to global catastrophe than ever before.

The Doomsday Clock is now at 89 seconds to midnight. Sky News looks at the meaning behind it, what it is and how it works.

Rather than in minutes, the countdown of the Doomsday Clock, which symbolizes the time until Earth's destruction, could now start in a matter of only 100 seconds, according to scientists. “ ...