In October 1961, the Soviet Union detonated the Tsar Bomba, a nuclear weapon with a yield of 50 megatons. The explosion was ...

From Pacific islands to global fallout, a new report traces how decades of nuclear testing left a silent health crisis that ...

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from ...

Harry Truman knew little about the plans to use atomic weapons when he took office. By that time there was little he could ...

Inside a tiny museum in San Francisco's Japantown, there is a powerful message about the atrocities of the atomic bomb. "Americans see the bomb as a beautiful mushroom cloud, and the Japanese who were ...

Nuclear weapons tests are among the most violent events humans can trigger, and that violence leaves fingerprints in the ...