The NPA report, running to more than 300 pages, says a persistent culture of secrecy, limited international involvement, and ...

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

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

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

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

According to the report, the health, social and ecological damage caused by nuclear testing has been widespread and enduring.

Between 1945 and 2017, more than 2,400 nuclear devices were detonated in tests conducted by nuclear powers across multiple continents.

B-2 Spirit crews fly some of the longest missions in history, often exceeding 40 hours. In a cramped cockpit, two pilots must ...

The world's largest nuclear power plant is shutting down a reactor due to a glitch. The No. 6 reactor at Japan's ...

One Soviet base worried the United States more than almost anything else in the Cold War - because what was tested there ...