The U.S. decision to allow Ukraine to fire American weapons deeper into Russia has not increased the risk of a nuclear attack ...

Three experts spoke to Newsweek about the possibility of Moscow firing nuclear weapons into Ukraine as tensions escalate.

Officials initially resisted such a move, citing escalation concerns and uncertainty over how Putin would respond. Some of ...

If NATO’s nuclear guarantee is questioned, we may discover that the alliance mattered more than we realized in preventing the ...

Within a decade, it is expected that China will have as many nuclear warheads deployed as the United States. Pentagon ...

The action could lead to sanctions against Tehran, which has barred international monitoring of its accelerated uranium ...

The department's report states that US needs integration of non-nuclear capabilities, where feasible, to support nuclear ...

North Korean leader Kim Jong Un has accused the United States of ramping up tension and provocations, saying the Korean ...

Russia’s use of a nuclear-capable ballistic missile marks a decisive, and potentially dangerous moment in Moscow’s conflict ...

The US Navy is reviving nuclear-armed sea-launched cruise missiles with a new SLCM-N initiative for its Virginia-class ...

The UN nuclear watchdog's board of governors passed a resolution chiding Iran's poor cooperation with the agency after hours ...