The Doomsday Clock is a metaphor for how close the world is to being inhabitable for humanity. Scientists just set the new time for 2025.

Doomsday clock remains set at 90 seconds to midnight The Doomsday clock remained set at 90 seconds to midnight in its newest update Tuesday morning — the latest iteration of a decades-old ...

The time on the symbolic clock is the same as last year when the Doomsday Clock was first set at 90 seconds to midnight, the closest to midnight the clock has ever been.

The clock, set at seven minutes to midnight, appeared on the cover of its first issue in 1947. Albert Einstein and J. Robert Oppenheimer set up the Board of Sponsors in 1948 to help guide setting ...