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 ...

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 ...

President Donald Trump is confused. Just moments before he was to meet with China’s President Xi Jinping, he posted a baffling message on his Truth Social site, claiming the U.S. would “immediately” ...

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 ...

(CNN) — Top energy and nuclear officials in the Trump administration are planning to meet with the White House and National Security Council in the coming days to dissuade President Donald Trump from ...

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

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 ...

Tires stick to hot asphalt as I drive the Stuart Highway from Alice Springs northward, leaving the MacDonnell Ranges behind.