Some years the time changes, and some years it doesn’t. The Doomsday Clock is set every year by experts on the Bulletin’s Science and Security Board in consultation with its Board of Sponsors ...

On Tuesday, the clock was set at 89 seconds to midnight — the closest the world has ever been to that marker, according to the Bulletin of the Atomic Scientists, which established the clock in 1947.

Daylight saving time became a national standard in 1966 when President Lyndon B. Johnson signed the Uniform Time Act, which ...

(AP) - 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.

To this day, the Bulletin's science and security board, made up of nuclear and climate experts, set the time for the clock. The board has done this since 1973, when it took over from Eugene ...