In June 2019, the director of the Pentagon's main intelligence agency made an eyebrow-raising allegation about Russia and its nuclear programs: Moscow is testing its atomic weapons. "The US government ...

Russian defense minister Andrey Belousov said it is appropriate to "immediately" prepare for "full-scale" nuclear tests at the country's Novaya Zemlya site, Moscow's state media outlets TASS and RIA ...

Experts warn that resumption of full nuclear weapons tests is unnecessary and would undermine the United States' efforts to discourage other nations from testing their own nukes. (Tech. Sgt. Draeke ...

The U.S. military will launch an unarmed nuclear missile across the Pacific Ocean overnight Nov. 4, in a pre-planned firing that marks the Pentagon's first weapons test since President Donald Trump ...

“I think the tests we’re talking about right now are system tests. These are not nuclear explosions. These are what we call noncritical explosions,” Wright said on Fox News’s “The Sunday Briefing.” ...

WEST PALM BEACH, Fla. (AP) — New tests of the U.S. nuclear weapons system ordered up by President Donald Trump will not include nuclear explosions, Energy Secretary Chris Wright said Sunday. It was ...

The United States has not conducted a nuclear weapons test since 1992, and thus there was widespread surprise when President Trump indicated, shortly before a meeting with China’s Xi Jinping, that he ...

Norah O'Donnell is CBS News' senior correspondent and a 60 Minutes contributing correspondent. O'Donnell is also the host of CBS News 24/7's "Person to Person," where she brings interviews that go ...

Nevadans should not expect to see mushroom clouds in the desert after President Donald Trump’s message that he wants to see nuclear testing resume immediately. “No worries about that,” said Chris ...

Energy Secretary Chris Wright said on Sunday that the weapons testing that President Trump ordered last week will not include nuclear explosions. “I think the tests we’re talking about right now are ...