Russia possesses the world’s largest nuclear arsenal (5,580 warheads) and has repeatedly threatened escalation over the ...

German publication Der Spiegel said leaked documents show the modernization of Russian nuclear infrastructure.

Ukraine's Operation Spiderweb took out more than a third of Russia's strategic cruise missile carriers, Kyiv officials said.

A secret Russian document shows that, even as the two countries grow closer, counterintelligence agents have deep concerns ...

Sunday's strike means we now have to contend with the fact that an impenetrable nuclear arsenal is not so impenetrable after ...

Deadlier weapons, more nations, autocrats in charge, disinformation and collapsing arms control — the risk of nuclear ...

The looming expiration of the New START Treaty, the only remaining bilateral nuclear arms control agreement between the ...

Restoring America’s leadership in nuclear power is once again a national security imperative, critical to competing with ...

The audacious attacks on Russian airfields highlight the power of unconventional, asymmetric warfare — and the threat to U.S.

President Putin reportedly vowed to respond to Ukraine's surprise attack on its strategic bombers. According to Russia's ...

Could Ukraine produce a nuclear bomb and transborder missiles to halt Russia’s invasion? A global expert on atomic arms ...

The International Atomic Energy Agency just released a long-awaited report detailing Iran’s failure to comply with a its ...