Sandia National Laboratories will produce spare components until 2026, which it targets for the final closeout activities, ...

North Korea said its "accelerated bolstering up" is a "realistic requirement for coping with the military threat of the US".

Prime Minister told to act as UK’s nuclear deterrent suffers ‘embarrassing’ decade-long series of botched practice firings ...

The Bulletin of the Atomic Scientists made the annual announcement — which rates how close humanity is from ending — citing ...

Some NPT members have been suspected of breaking the rules, but none have successfully built nuclear weapons—except for those ...