Ukraine has said it is not considering developing nuclear weapons as a security measure, following reports that suggested it ...

When he takes office in January, President-elect Donald Trump will inherit a raft of national security challenges, including ...

Former British Prime Minister Liz Truss feared that the Russian president would resort to nuclear weapons, per a biography.

Yet too few of us make the connection that the most acute, immediate danger to our lives and climate still comes from nuclear ...

A New York lawmaker who served as lead attorney for House Democrats during the first impeachment of President-elect Donald ...

Rafael Mariano Grossi of the IAEA was visiting Tehran in an effort to restore his inspectors' access to Iran's program and ...

Iran is willing to resolve disputes with the United Nations over its compliance with safeguards on its nuclear programme but ...

It has made a powerful case for the “nuclear taboo,” the consensus that nations with nuclear weapons must never use them. The ...

Crisis meetings were held in Britain because of concerns Vladimir Putin was close to deploying nuclear weapons in Ukraine in ...

Truss spent hours studying weather data and wind directions amid fears the wrong weather conditions could have a ‘direct fall ...

International Atomic Energy Agency chief Rafael Grossi was to hold talks with top Iranian officials Thursday on Tehran's ...