By Mark Trevelyan LONDON (Reuters) -Russian President Vladimir Putin said on the eve of a summit with U.S. Donald Trump that ...

Each Aug. 9 a peace ceremony is held in Richland, Wash., to mark the atomic bombing of Nagasaki, Japan, using plutonium ...

The White House has now fully embraced bomb-prone nuclear fuel technology. This should stop before an arms race, atomic ...

The atomic bombing of Hiroshima on August 6, 1945, remains a pivotal and controversial event in modern history. Beyond its ...

Human judgement remains central to the launch of nuclear weapons. But experts say it’s a matter of when, not if, artificial ...

Though we fortunately haven't seen any examples in the wild yet, many academic studies have demonstrated it may be possible ...

Experts seemed to broadly agree that it's only a matter of time until an AI will get hold of nuclear codes during a meeting ...

The U.K. announced over NATO's annual summit in June that it would purchase 12 F-35A nuclear-certified fighter jets.

IAEA director on rising nuclear threats Biden will face United Nations —The first-ever treaty to ban nuclear weapons entered into force on Friday, hailed as a historic step to rid the world of ...

National security officials have said the Kremlin is seeking to develop a space-based weapon that could knock out American ...

For Archbishop Wester, the issue is close to home. Located within his archdiocese is the Los Alamos Laboratory, and he noted ...

How to build a nuke and what you can do about it. June 28, 2010— -- Nuclear weapons have been making a lot of noise lately. Whether it's a new START agreement, a United Nations summit or a ...