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

Russia sees little chance of saving its last nuclear accord with the United States, due to expire in eight months, given the ...

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

The attack has prompted Russian military experts to demand a strong and swift response, including "tactical nuclear strikers" ...

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 ...

Rachel Maddow explains how Ukraine's "Spiderweb" drone operation, which destroyed several Russian military planes, exposed a ...

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

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

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

Kyiv’s attack on the country’s bomber fleet appeared designed to show Russia’s leader that continuing the war carries big ...

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

Inspectors from the U.N. nuclear watchdog have not seen signs of Russia moving to immediately restart the Zaporizhzhia ...