Beijing, Moscow and shaken American allies are seeking new warheads as President Trump ends more than a half century of nuclear arms control with Russia.

Shortly before lunchtime on Oct 30 1961, a Soviet plane flying above the Arctic archipelago of Novaya Zemlya dropped the most powerful nuclear bomb ever created.

DUBAI, United Arab Emirates(AP) — President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's rivals have been ...

Secretary of War Pete Hegseth’s recent announcement that the U.S. will resume testing nuclear weapons has alarmed some nuclear-arms experts. It shouldn’t. President Trump had already announced earlier this year that a resumption of testing “on an ...

Senior Russian officials on Nov. 11 said they were still waiting for a White House explanation about what President Donald Trump meant he when said he had instructed the Pentagon to resume nuclear weapons testing. And that if the United States resumes ...

The only remaining nuclear arms control treaty between the U.S. and Russia, the Strategic Arms Reduction Treaty, NewSTART, expires on February 5, 2026. Russia withdrew from NewSTART in 2023, but has adhered to the numerical limits of deployed nuclear weapons,