The Biden administration is in talks with Russia and allied nations to try and prevent Moscow from positioning an anti-satellite nuclear weapon in space, a senior Pentagon space official said Friday.

Officials in Moscow played down prospects of a return to START, a nuclear non-proliferation agreement that saw the reduction of U.S. and Russian nuclear stockpiles in recent years. After Russia's ...

The declaration of Russia’s readiness for a nuclear war came as Putin said that Russia was ready for peace talks in Ukraine ...

Vladimir Putin's press secretary, Dmitry Peskov, made a bold claim that Russia is prepared to ... questions regarding the potential for talks on "nuclear disarmament and non-proliferation".

The next Ukrainian counteroffensive, Zelenskyy said, “must give us some results ... seemed to stem from fear of Russia’s firepower as a nuclear-armed state: Germany, he said, was clinging ...

U.S. Ambassador to the United Nations, Linda Thomas-Greenfield, has urged Russia and China to reverse ... sanctions aimed at curbing North Korea's nuclear and missile programs.

This is the problem. “Of course, he wants to frighten us. And I think Russia has long worked out that the West is far more frightened of Russian nuclear weapons than Russia is frightened of ...

Two Russian nuclear bombers have flown their first long ... and both countries call it the East Sea. It is home to Russia's Pacific Fleet in the Peter the Great Gulf, where the Russian navy ...

The US warned Moscow that ISIS militants were determined to target Russia in the days before assailants stormed the Crocus City Hall in an attack that killed scores of people, but President ...

The Biden administration is in talks with Russia and allied nations to try and prevent Moscow from positioning an anti-satellite nuclear weapon in space, a senior Pentagon space official said Friday.