Russia has refused to reschedule a key meeting with U.S. nuclear negotiators that it canceled in November, a U.S. diplomat said on Tuesday, further delaying efforts to replace an expiring nuclear ...

Talks between Moscow and Washington on resuming inspections under the New START nuclear arms reduction treaty were due to take place in November in Egypt, but Russia postponed them and neither side ...

Russia’s invasion of Ukraine is driving some of its oldest ex-Soviet friends to look for ways to cut dependence on a weakened ...

Now there’s almost no chance Russia or China ... Kim has ignored US attempts to return to nuclear disarmament talks and brought along his daughter for her state media debut to attend the ...

The more important question for Washington is what Russia’s debacle in Ukraine may tell us about the future of nuclear deterrence. As the Congressional Research Service notes in a recent report ...

A Ukrainian serviceman looks on, amid Russia's attack on Ukraine, in Bakhmut, Donetsk region, Ukraine January 27, 2023.

Gottemoeller had been involved in nuclear disarmament talks with Russia. She said that mutual predictability between the United States and China will be necessary. But she added that it is ...

Risks to non-proliferation were dealt a blow as talks ... Nuclear Weapon-Free Zone. Meanwhile, Russia has backtracked somewhat from its nuclear threats, avoiding further escalation and affording ...

an effort to harness the power of nuclear fusion to unleash vast amounts of clean energy — continues to purr along with the participation of Russian scientists and Russian technology. Earlier this ...

the Russian Foreign Ministry statement on Monday said that the talks between the foreign ministers of Russia and Iran were postponed after both diplomats agreed. According to the Russian news agency, ...

North Korea’s spike in missile testing and development of its nuclear program has prompted South Korea to re-evaluate its defense capabilities, including the potential development of a nuclear ...