Evidence that Russia is racing to perfect a nuclear-armed spacecraft to target Western satellites is sparking the U.S. and ...

A nuclear explosion creates immediate and long-lasting dangers, including intense heat, blast pressure, and radiation.

The head of the organization overseeing a treaty banning nuclear testing warned Wednesday that if the United States, Russia ...

Watch how the first atomic bomb test unfolded, as scientists pushed the limits of physics in a race to end the war. Behind ...

BloombergNEF’s latest forecast paints a clear picture of AI’s inexorable force: global data center power demand will ...

On April 26, 1986, a fire and explosion at the Soviet Union's Chernobyl nuclear reactor north of Kiev, Ukraine, resulted in ...

Sunday, April 26, marks the 40th anniversary of the world’s worst nuclear power plant accident at the Chernobyl nuclear power ...

The 1986 Chernobyl nuclear disaster fueled global fears about nuclear energy and slowed down its development in Europe and ...

Photographs from the first days of the Chernobyl disaster and of the aftermath years later show the response, the evacuation ...

Ideas have been floated for how the contaminated zone could bring economic benefits to Ukraine. But for the foreseeable ...

Ukrainian President Volodymyr Zelenskyy accused Russia of “nuclear terrorism” as he marked the 40th anniversary of the ...

Nearly four decades after the Chernobyl nuclear disaster, the explosion at Reactor No. 4 in 1986 continues to shape global ...