Top U.S. nuclear official accuses China of conducting a secret nuclear test in 2020 and confirms plans to restart U.S.

Without the New START treaty, which caps the number of deployed nuclear warheads at 1,550 on each side, there will be no ...

The New START treaty terminated Thursday, leaving no caps on the two largest atomic arsenals for the first time in more than ...

The U.S. on Friday called for a new, broader nuclear arms control treaty with China and Russia after it accused Beijing of ...

If nothing replaces the New START nuclear arms treaty, security analysts see a more dangerous environment with a higher risk ...

There are still strong incentives to negotiate reductions in nuclear arsenals between the United States, Russia, and China.

Analysts say the rare same-day calls on Wednesday (Feb 4) were a calculated move by Beijing to assert its centrality and ...

U.S. accuses China of secret nuclear tests, claiming violations of international agreements and preparing for more ...

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for a broader nuclear weapons agreement including both China and Russia.

The United States has accused China of conducting secret nuclear tests and expanding its arsenal, renewing calls for ...

The Kremlin said Russian and US negotiators agreed on the urgent need to launch new nuclear arms talks after New START ...

Russian oil cargoes are piling up in East Asian waters as India scales back purchases under U.S. pressure, forcing sellers to ...