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 ...

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

Add Yahoo as a preferred source to see more of our stories on Google. The US said it has intelligence that China conducted banned nuclear explosive tests. The nuclear monitoring organization said it ...

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

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

A US official has presented evidence of a secret Chinese nuclear test, raising tensions in global arms control discussions.

Nevada experiences over 100 minor earthquakes near Tonopah Test Range, sparking speculation of nuclear testing amidst US-Iran tensions.

Social media-fueled theories of World War 3 have raised questions over what US states are safe should nuclear war happen.

In discussing his reasoning for launching U.S. airstrikes on Iran, President Donald Trump said, "An Iranian regime armed with long-range missiles and nuclear weapons would be a dire threat to every ...

President Donald Trump feared Iran's nuclear weapon capabilities. How safe would Pennsylvania and Delaware be during nuclear war or attack? See here.

A DF-17 road-mobile medium-range ballistic missile is seen during a military parade in Beijing's Tiananmen Square on September 3, 2025. China may want to develop new nuclear warheads for its ...