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

The Kremlin is attempting to dictate the terms of any potential "peace" negotiations with Ukraine before Donald Trump's ...

SEOUL, South Korea — North Korea tested exploding drones designed to crash into targets and leader Kim Jong Un called for ...

For the first time, a group of U.S. researchers has concluded that China has built a land-based prototype nuclear reactor to ...

Kyiv has rejected a report that suggested that it could develop a nuclear bomb quickly, using plutonium from spent nuclear ...

The head of the International Atomic Energy Agency is warning that the “space for negotiation and diplomacy ... is getting ...

Japan’s nuclear watchdog on Wednesday formally disqualified a reactor in the country’s north-central region for a restart, ...

A bombshell report by a Ukrainian think tank suggested it would be 'not difficult' for Kyiv to build a nuke as a bargaining ...

Abbas Araghchi noted that Tehran is willing to negotiate based on its national interests and inalienable rights ...

Tensions are brewing over President-elect Trump’s move to tap Sen. Marco Rubio (R-Fla.) to serve as secretary of State, with ...