Sergey Karaganov, a former adviser to Putin, warned that Russia could deploy nuclear weapons if it came close to defeat.

Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Prime Video's Fallout series is answering one of Fallout's biggest questions: Who dropped the first nuclear bombs and started ...

The Trump administration touted last year’s bombing of Iranian nuclear sites as one of its great military successes. But a ...

The death of the last treaty between Russia and the U.S. that limited the size of nuclear arsenals may spark a new arms race, ...

Bombshell shows how the government tried to minimize the effects of radiation and prevent independent reporting through ...

Japan doesn’t seem likely to develop nuclear weapons in the short-term. However, the tensions that triggered this episode are ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the ...

Developing nuclear fusion and modernizing the US nuclear arsenal will require substantial collaboration with the private ...

Survivors of the U.S. atomic bombings of Hiroshima and Nagasaki have played a big part in preventing the use of nuclear ...

In the face of such facts, Trump changed his story. He said that Russia and China are conducting secret nuclear tests and ...

He played a key role in ending apartheid South Africa’s secret weapons program in the 1980s by helping the African National ...