North Korea said Thursday that leader Kim Jong Un supervised successful tests of two types of missiles—one designed to carry ...

Russian officials threatened an unchecked escalation of war with West if Ukraine is allowed to use NATO-supplied missiles to ...

Photos show leader Kim Jong Un touring the production base in what appears to be a blunt signal to the US and its partners.

An American nuclear power giant has urged Ed Miliband to focus on building a new generation of mini reactors instead of vast ...

President Yoon Suk Yeol said Friday that South Korea is not considering developing its own nuclear weapons and instead is ...

North Korea has offered a rare glimpse into a secretive facility to produce weapons-grade uranium as it says leader Kim Jong ...

North Korea offered a rare glimpse into a secretive facility to produce weapons-grade uranium as state media reported Friday ...

“There really needs to be greater questioning of whether more nukes and more countries with nukes truly increases any country’s security situation and a serious examination of what Seoul ...

Russian officials threatened Western nations with an unchecked escalation of war — including the potential use of nuclear weapons — and the all-out destruction of Kyiv, if Ukraine gets its ...

Images released on Friday could provide outsiders with a valuable estimate of the size of North Korea's nuclear inventory.