Workers that build and maintain the UK's nuclear weapons have voted to strike over a planned restructuring of the organisation. Prospect said the Atomic Weapons Establishment's (AWE) staff were being ...

Add Yahoo as a preferred source to see more of our stories on Google. A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) (U.S. Atomic Energy ...

The United States is to resume nuclear weapons testing “immediately”, Donald Trump has announced, raising fears of renewed proliferation between the world’s two biggest stockpiles of atomic weaponry.

"We've halted many years ago, but with others doing testing I think it's appropriate to do so," the president told reporters aboard Air Force One. Experts say that the resumption of testing would be a ...

Before the federal agency that builds nuclear weapons and safeguards the nation’s nuclear stockpile ran out of funding, officials there made an urgent request to the White House’s Office of Management ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no country has tested since 2017. By David E. Sanger and William J. Broad David ...

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Aerial view of Hiroshima, Japan, after atomic bombing of August 6, 1945. Whether a nuclear weapon might again be used by one nation against another is a question that has haunted the world for nearly ...

Several military technological innovations have changed the course of history. From the sailing ship to the stirrup, these advances have pushed the world into new directions, and chief among them is ...

In what would be a major shift in a decades-old American policy against global nuclear proliferation, President Trump says he has directed the Pentagon to “start testing” U.S. nuclear weapons “on an ...