There has not been a major (or minor) nuclear explosion since the 1960s. This is almost entirely because ...

A Cold War-era map from a 1986 study shows the devastating potential death toll if nuclear bombs were dropped on the United ...

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.

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

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

As the video illustrates, it doesn’t matter much who starts the war: when one side launches nuclear missiles, the other side detects them and fires back before impact. Ballistic missiles from U.S.

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

Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.

With doomsday nuclear weapons the last remnant of Russia's superpower status, President Vladimir Putin is stepping up threats to use them against Western powers aiding Ukraine. (Photo by Alexander ...