Former President Ronald Reagan entered office known as a fire-breathing hawk. He left office having signed major agreements ...

Only Donald Trump can make the call to launch U.S. nuclear-armed ICBMs. Our reporter visits the subterranean world of the ...

Hundreds of staff at the agency responsible for maintaining the U.S. nuclear stockpile were fired Thursday in the wave of ...

The Semipalatinsk Test Site, also called the Polygon, is lesser known but was used by the Soviet Union to test nuclear ...

A chilling map from the 1980s shows how up to 75% of the US could be wiped out in a nuclear war, with scientists using a ...

A chilling map from the Cold War era has resurfaced, predicting the areas of the US where 75% of the population would perish ...

SEOUL, Feb 8 (Reuters) - North Korea said on Saturday its nuclear weapons are not meant for negotiations ... talks 11:12 PM UTC · Updated ago United Statescategory Trump says he will sign ...

Ukraine inherited a stockpile of nuclear weapons after the fall of the Soviet Union, but gave them up in 1994 after receiving security assurances from Russia, the United Kingdom and the United States.

this would mean that the president could communicate that talks would not be about Kim relinquishing his nuclear weapons, but about forging a new type of relationship between the United States and ...

Iran's supreme leader said Friday that negotiations with America “are not intelligent, wise or honorable” after U.S. Presiden ...

It’s a pivotal moment for nuclear weapons. Tensions between the United States and Russia, the two major nuclear powers, are high. Longstanding nuclear pacts have crumbled. China, which trails ...