The United States, Soviet Union, Britain, France and China all scrambled to develop ever more powerful nuclear weapons ...

South Korean President Lee Jae Myung wants to resume dialogue with North Korea, laying out a three-step plan he hopes will ...

Russia is facing "colossal threats" that mean it must continuously improve its nuclear weapons "shield," the chief of the ...

Russia's top military and political officials joined Putin in the closed city of Sarov, which houses the Russian Federal ...

Artificial intelligence (AI) firm Anthropic has rolled out a tool to detect talk about nuclear weapons, the company said in a ...

Unless the Trump administration chooses to renew the compensation program former nuclear weapons employees who are hoping to ...

Iran's supreme leader said the current situation with the United States was "unsolvable", and that Tehran would never bow to ...

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

Outer space has emerged as the world's next battlefield, demonstrated by recent cyberattacks on satellites blamed on Russia.

As part of its ongoing work with the National Nuclear Security Administration, the small but critical agency charged with ...

Iran has long insisted its program is peaceful, though it is the only non-nuclear-armed nation enriching uranium at that ...

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