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 ...

A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago.

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

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 ...

Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald ...

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 ...

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

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

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

Confusion and ambiguity are dangerous in nuclear brinksmanship. President Donald Trump spread both on Wednesday when he ...

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

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 ...