UN Nuclear watchdog, the International Atomic Energy Agency (IAEA), has said that Iran holds 440.9 kg (972 pounds) of highly ...

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

Strange earthquakes have been recorded near one of the US’s most secretive nuclear weapon testing facilities, and scientists ...

US intelligence agencies believe China is developing a “new generation” of nuclear weapons — with Beijing having reportedly ...

Iran cannot use 60% enriched uranium directly in its current form (UF₆, which is stored as a solid in cylinders but handled ...

A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.

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

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 ...

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

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

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

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