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.

"Putin was threatening to use nuclear weapons [in Ukraine.]" The first clock, announced in 1947, was set a full 7 minutes to midnight. This article originally appeared on USA TODAY: How close is ...

Scientists and global leaders revealed on Tuesday that the "Doomsday Clock" has been reset to the closest humanity has ever come to self-annihilation.

In January 2024, the clock was set at 90 seconds to midnight, the same as it was in 2023. This is the first time the clock has moved forward since 2023. The Bulletin of Atomic Scientists tracks ...

The furthest the clock has been set was 17 minutes to midnight, in 1991, after the collapse of the Soviet Union and the signing of the Strategic Arms Reduction Treaty. Until recently, the closest it ...

The floral clock, the first of its kind in the U.S., was on display at the Birmingham Botanical Gardens from 1963-1995. But ...

The group was founded two years earlier by University of Chicago scientists who had helped develop the first nuclear weapons for the Manhattan Project. Historically, the ominous clock measured the ...