DUBAI, United Arab Emirates — Iran’s supreme leader said Friday that negotiations with America “are not intelligent, wise or ...

Over the years, we’ve heard hundreds of time about how we have enough nuclear weapons to destroy the world. But is that ...

President Trump’s blueprints to build a space-based missile defense shield could help him push for reductions in atomic weapons arsenals across the great nuclear powers.

It’s a terrific movie, historically accurate and thought-provoking. The film’s recurring theme is Oppenheimer’s nightmarish ...

The fact is, 21st Century Hollywood no longer portrays the horrors of nuclear war because too many people feel removed from the fear of it. So what about a movie in which the entire focus is that fear ...

The proposed plutonium pit facility at Savannah River Site will reconstruct a massive 500-room partially completely abandoned ...

In a statement outlining the change, the Board highlighted three main reasons for “moving the Doomsday Clock from 90 seconds ...

Seventy-eight years ago, scientists created a unique sort of timepiece — named the Doomsday Clock — as a symbolic attempt to ...

The production’s thrifty staging directed by Judith Hendra for Topanga Actors Company feels stagnant instead of urgent, ...

During the 1960s, the feds asked fresh-out-of-school physicists to try to build a nuke with no prior knowledge.

Since mid-2019, Iran has significantly shortened its “breakout time”—the amount of time needed to produce enough weapons-grade highly enriched uranium (HEU) to build a nuclear weapon to mere days. How ...

WELLINGTON, New Zealand — Among other false and misleading claims in U.S. President Donald Trump’s inauguration addresses on Tuesday, his declaration that Americans “split the atom ...