The federal oversight office at Y-12 National Security Complex in Oak Ridge has lost four employees amid Trump's cuts, ...

"Give it up, or there will be consequences," said White House National Security Adviser Mike Waltz, speaking about Iran's ...

The G7 last week demanded that North Korean leader Kim Jong Un shut down his nuclear and ballistic missile programs.

The Federation of American Scientists wrote in its report on Chinese nuclear weapons on March 12: "China is believed to have ...

Building up a nuclear deterrent from scratch is no easy feat, but with the US distancing itself from Europe, the idea has ...

The Trump administration should back away from threats and engage Iran in an effort to bring a diplomatic halt to its nuclear ...

The secretive 12th main directorate of the Russian defence ministry is tasked with safeguarding and managing Moscow's nuclear ...

Israel's nuclear weapons may have started as a deterrent against another Holocaust, but they have now morphed into an ...

North Korea on Monday vowed to "steadily update and strengthen" its nuclear arsenal, rejecting a joint statement by the Group ...

The country's prime minister said it "must reach for the most modern capabilities also related to nuclear weapons".

North Korea successfully test-fired a new anti-aircraft missile system, state-run media reported Friday, as Pyongyang ...

Firings and buyouts hit the top-secret National Nuclear Security Administration amid a major effort to upgrade America’s ...