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 ...

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 ...

A Japanese civic group advocating for nuclear abolition has held an event in Tokyo to mark five years to the day since the Treaty on the Prohibition of Nuclear Weapons took effect on January 22, 2021.

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

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

During the Cold War the U.S. considered putting nuclear weapons on balloons and letting them float into enemy territory for a strike.

An ally and former adviser to Russian President Vladimir Putin and former President Boris Yeltsin said the country could use ...