North Korea warned this week that it might test a hydrogen bomb in the Pacific Ocean, after saying the country had already ...

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

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

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

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 ...

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.

The US military has lost six nuclear warheads in Broken Arrow incidents, with weapons dropped in waters near Tybee Island and the Mediterranean Sea remaining underwater and unrecovered to this day ...

Four nuclear reactors in Fukushima, Japan, exploded 15 years ago on March 11, 2011, touching off a nuclear catastrophe Japan ...

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