On August 6, 1945, a 10-foot-long uranium bomb called "Little Boy" was dropped on the Japanese city of Hiroshima.

An Iranian delegation visited Russian scientific institutes that produce dual-use technologies — components with potential ...

At the military’s Nevada Test Site, 65 miles north of Las Vegas, dozens of nuclear tests were conducted underground each year between 1963 and 1992, according to the Department of Defense.

One terrifying simulation has revealed what could happen to you if you're caught up in the explosion zone of a nuclear bomb. It comes after a declassified map showed which U.S. cities would be hit ...

U.S. lawmakers consider giving Israel B-2 bombers and bunker buster bombs as Iran could restart uranium enrichment within months despite damage from recent American strikes.

An atomic bomb unleashes immense heat, pressure, and radiation—but could anything really survive such devastation? From cockroaches and deep-earth bacteria to specially designed military bunkers ...

The U.S. all-star football game in the atomic ruins of Nagasaki--and why it matters today The second atomic bomb blast over Nagasaki in August 1945 has become known as "the forgotten bomb." Less ...

How an atomic weapon is built, and what the recent Israeli and U.S. attacks on Iran may mean for the country’s nuclear ambitions.

By MARI YAMAGUCHI TOKYO (AP) — A Nagasaki cathedral has blessed the final piece to complete its restoration nearly 80 years after being destroyed by the second U.S. atomic bomb dropped on Japan ...

New satellite images of Iran’s Fordow nuclear facility reveal the aftermath of a massive bomb strike that the U.S. military launched as part of its Operation Midnight Hammer. The U.S. launched a ...

80 years later, victims of ‘first atom bomb’ will soon be eligible for reparations More Americans are now eligible for compensation for health problems linked to radiation exposure from the ...