The US military was spotted testing a new stealth nuclear weapon on a Cold War bomber last week — just as the Air Force was preparing to test its Minuteman III Intercontinental Ballistic Missile An ...

Companies say it’s a better way to dispose of the Cold War-era material — and fix a shortage of nuclear fuel. But the plan ...

As tensions in the Middle East between the US-Israel alliance and Iran escalate with each passing day, the genuine possibility of nuclear conflict weighs heavily on global consciousness. Multiple ...

Recent strikes on Iranian nuclear-related sites have brought renewed attention to a question that has been debated for years. How close is Iran to developing a nuclear weapon. The issue has resurfaced ...

For decades, nuclear weapons have been treated as the ultimate arbiter of international politics. They were supposed to deter great-power war, impose caution on leaders, and anchor what strategists ...

COLORADO SPRINGS, Colorado—Russia’s hypothetical use of its alleged nuclear anti-satellite capability was the focus of U.S. Space Command’s latest tabletop wargame, which pushed the U.S. government, ...

Late last week, the U.S. leveled an explosive claim: China is planning secret nuclear weapons tests and has already conducted at least one. The undersecretary of state for arms control and ...

Ukrainian military commander Roman Kostenko has warned that Russia is preparing to use tactical nuclear weapons in the war, claiming Putin will turn to nukes if he feels he's being defeated ...