A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...

In a move that sent tremors through the global security landscape, the United States, in February 2026, publicly accused ...

Foreign Ministry spokeswoman Mao Ning urged Washington to “abide by its commitments to moratorium on nuclear testing, uphold ...

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

Add Yahoo as a preferred source to see more of our stories on Google. The US Air Force is conducting a routine test of a Minuteman III intercontinental ballistic missile. The last Minuteman III test ...

By Jonathan Landay WASHINGTON, Feb 17 (Reuters) - A senior U.S. official on Tuesday revealed what he said were new details of an underground nuclear test blast that China allegedly conducted in June ...

US intelligence sources say China is rapidly bringing its nuclear weapons stockpile at par with Russia and the United States.

New START, the last treaty between the United States and Russia that limited deployment of nuclear warheads, expired this ...

The US is going to be test-firing an intercontinental ballistic missile across the Pacific Ocean this week, but not because of President Donald Trump's confusing new nuclear testing plans. The unarmed ...