Russian President Vladimir Putin said on the eve of a summit with U.S. President Donald Trump that their countries might ...

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

In Japan and South Korea there is deepening concern over the reliability of long-time American security guarantees – whether ...

HONG KONG (Reuters) -Alongside a massive build-up in conventional military firepower, China has embarked on a rapid and ...

A California man has been sentenced to eight years in prison after admitting to shipping weapons and ammunition to North ...

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

Responding to Russia’s aggression and growing doubts about U.S. security commitments, Poland has announced a dramatic ...

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

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

Hiroshima bombing, atomic powers are pouring trillions into the dogma that nuclear weapons can secure peace. Who's naive?

The US nuclear command, control and communications system is designed to ensure a credible response to a nuclear attack, with ...