The United States has revealed new details about a Chinese underground nuclear test that it claims happened nearly six years ...

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 ...

GENEVA (AP) — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a ...

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

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 ...

US officials reportedly believe China’s nuclear expansion is narrowing the gap with the United States and Russia, potentially ...

US intelligence agencies believe China is developing a “new generation” of nuclear weapons — with Beijing having reportedly conducted at least one undisclosed explosive test already. China’s plan to ...

CHINA has been accused of a massive nuclear expansion as well as carrying out secret tests, as the United States bids to ...

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

US intelligence sources have claimed China is transforming it's supply of nuclear weapons to compete with the US ...

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

The Russian parliament urges international bodies and lawmakers to review alleged plans to supply nuclear explosive devices ...