Follow real-time developments as the US-Israel conflict with Iran unfolds amid escalating political rhetoric, stalled ...

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

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

We’re doing a little Middle East work right now … and we’re doing very well,” Trump told the audience. “We have militarily ...

Donald Trump said Iran had “better get smart” about a nuclear deal with the US as he appeared to threaten a return to military action. Oil prices spiked as the fragile truce between the US and Iran ...

Two months after the United States began a war meant to prevent Iran from ever building an atomic bomb, the fate of its ...

After winning a Breakthrough Prize, the world’s most lucrative science award, theoretical physicist David Gross is using the ...

An unexploded U.S. bomb from World War II that had been buried at a Japanese airport exploded Wednesday, causing a large ...

Forty years ago, in April 1986, there was an explosion at the Chernobyl Nuclear Power Plant. It was the worst nuclear ...

In a Kyiv apartment building housing the families of Chornobyl workers, a wartime tragedy strikes three friends preparing to mark 40 years since the nuclear accident.

Ukraine will mark the anniversary needing to reshield the old sarcophagus covering tons of ​radioactive debris in reactor ...

The two explosions at the Chernobyl nuclear power plant came decades apart in the dead of night. The first, at 1:23 a.m. on ...