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

President Donald Trump will visit Texas on Friday to tout the administration’s energy policies on the heels of his State of ...

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

State Department alleges China conducted nuclear test in 2020, reigniting debate over U.S. testing moratorium and ...

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

This area, known as Lop Nur, or Lop Lake, is often likened by defence experts to Area 51, the fabled compound where the US tests its most classified and cutting-edge aircraft. Isolated and tightly ...

A U.S. official revealed details of an alleged Chinese nuclear test, urging global cooperation for disarmament while ...

At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test.

So long as it doesn't ratify the Comprehensive Nuclear Test Ban Treaty, the United States won't be able to seek short-notice, on-site inspections to deter and detect possible Chinese and Russian ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

Jay Cowan still worries about the Rulison blast’s proximity to the Colorado River and expresses disbelief at the 107 days that radioactive gas was burned in order to test whether the radionuclides ...

A Trump administration official said that a remote seismic station in Kazakhstan measured an “explosion” in western China on ...