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

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

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

According to the U.S. Air Force, the F-35A Lightning possesses a range of more than 1,350 miles and is capable of carrying ...

America must restore its relationship with nuclear power to boost security, compete with China and Russia, and meet growing ...

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

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

The two U.S. officials, who spoke on the condition of anonymity, estimated the Ukrainian strikes destroyed around 10 and hit ...

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

A defense expert says Ukraine's recent drone attacks on Russian military targets may trigger thresholds in Moscow’s nuclear ...

While nuclear crises between the “Big Three” can still be managed, preventing an arms race will be much more difficult.