The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing ...

The US accused China of secret nuclear tests, banned under international agreement, that were building toward tests of larger ...

The United States on Friday accused China of carrying out a secret nuclear test in 2020 as the Trump administration calls for ...

By Olivia Le Poidevin and Mark Trevelyan GENEVA, Feb 6 (Reuters) - The United States accused Beijing on Friday of conducting ...

China's foreign ministry on Wednesday said that the U.S. accusation of Chinese nuclear explosive tests is completely ...

The U.S.' top arms control official confirmed a Chinese nuclear test first suspected in 2020.

It remains to be seen whether the three big nuclear powers are headed into a new arms race, or whether President Trump is trying to spur negotiations on a new accord now that a last Cold War treaty ...

The new U.S. accusations about China's nuclear weapons development come at a very turbulent moment for nuclear arms control globally.

Donald Trump has trampled on another taboo, and it’s a good thing. The president said in a Truth Social post that the United States will begin “immediately” testing our “Nuclear Weapons” on “an equal ...

Energy Secretary Chris Wright on Sunday clarified that the new nuclear weapons tests ordered by President Donald Trump will not include nuclear detonations — despite Trump’s recent social media post ...

Scientists at Los Alamos National Laboratory say neutrinos could be used as a diagnostic ...

Yet January 14th marked the longest period humankind has gone without one or another part of the whole exploding one of these ...