Watch update on the time of the iconic clock Credit: The Bulletin of the Atomic Scientists Watch live as The Bulletin of the Atomic Scientists announces whether the time of the iconic “Doomsday Clock” will change.

The Doomsday Clock, a symbolic measure of humanity's proximity to catastrophic destruction, has been set at 89 seconds to midnight—the closest it has ever been, symbolizing humanity's shortest margin from potential catastrophe since the clock's creation.