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

European powers are examining how to their bolster nuclear arsenals to guard against Russia amid questions about America’s commitment to NATO.

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from cancer and other diseases over

The New START treaty, which limits nuclear weapons, is due to expire in February.

Former Putin adviser Sergey Karaganov warned that Russia would use nuclear weapons against Europe should it ever come close to defeat.

Japan doesn’t seem likely to develop nuclear weapons in the short-term. However, the tensions that triggered this episode are not likely to end soon. This raises questions about the feasibility of a Japanese nuclear programme and the sustainability of Japan’s non-nuclear position.

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

By Francois Murphy VIENNA, Jan 16 (Reuters) - Regional fears of a U.S. attack on Iran have eased after President Donald Trump said Tehran had assured him that protesters would not be executed, but he is keeping "all of his options on the table",

Warren Buffett compares AI to nuclear weapons, claiming the technology is powerful, irreversible, and potentially dangerous.

An ally and former adviser to Russian President Vladimir Putin and former President Boris Yeltsin said the country could use nuclear weapons against Europe should Russia ever be on the verge of defeat in its ongoing war with Ukraine.