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

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

Ukraine's audacious targeting of major Russian airbases is "grounds for a nuclear attack," a prominent Kremlin propagandist ...

A massive tranche of over 2 million documents found in a public database sheds light on Russia’s expansion and modernization ...

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

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

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

Some 150 droves are transported by truck to inside Russia, where swarms of drones arose from them and went on the attack.

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

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

Russian military analysts are hunting for scapegoats after Ukraine stunned Moscow with weekend drone attacks that destroyed a ...