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.

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

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

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

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

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

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

A Ukrainian drone attack last weekend likely damaged around 10% of Russia's strategic bomber fleet and hit some of the ...

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

LONDON (Reuters) -Russian military analysts are hunting for scapegoats after Ukraine stunned Moscow with weekend drone ...