Hydrogen bombs cause a bigger explosion, which means the shock waves, blast, heat and radiation all have larger reach than an ...

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

A minute of silence was observed Saturday in Nagasaki, precisely at the time of the atomic bomb explosion dropped by a US bomber on the Japanese city 80 years ago, while the restored bell tower of the ...

The United States has revealed new details about a Chinese underground nuclear test that it claims happened nearly six years ago. The disclosure comes as tensions rise over global nuclear arsenals ...

A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020. Assistant Secretary of State Christopher Yeaw spoke at a Hudson Institute ...

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

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

The Enola Gay, the plane that dropped the atomic bomb on Hiroshima in World War II, is now a museum exhibit.

A nuclear escalation in the Middle East would trigger a global catastrophe. Know the physics behind nuclear weapons, and the ...

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

Fears of World War 3 and nuclear attacks are on the rise. But how safe would you be in DC, VA and MD during nuclear war? See vulnerable spots.