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 ...

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 ...

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 ...

"I can reveal that the U.S. government is aware that China has conducted nuclear explosive tests, including preparing for ...

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

Right now, there are over 400 nuclear power plants operating in 20 countries. Could they be ticking time bombs? Possibly ...

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

Washington on Friday accused China of conducting secret nuclear explosive tests, and of preparing for more tests with massive ...

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs. By William J. Broad President ...