Rafael Mariano Grossi, the director of general of the International Atomic Energy Agency, said he believed Tehran’s stockpile ...

The head of the United Nations atomic watchdog called for a return to diplomacy after the US strikes on Iran’s nuclear ...

A senior Iranian parliamentarian said the Islamic Republic was considering withdrawal from the Non-Proliferation Treaty.

The world is watching to see whether Tehran responds to the U.S. military strikes as leaders urge Iran to negotiate.

Iran lashed out at the US for crossing “a very big red line” with its risky decision to launch strikes on three Iranian ...

After Israel's strikes, Iran retains its scientific expertise, and now has a stronger incentive to bury its program even ...

"Forget about intelligence," the secretary of state said about major U.S. airstrikes on Iranian nuclear sites that will ...

By Parisa Hafezi, Phil Stewart and Maayan Lubell ISTANBUL/WASHINGTON/JERUSALEM (Reuters) -The world braced on Sunday for Iran ...

It could mean a wave of attacks on U.S. forces in the Middle East, an attempt to close a key bottleneck for global oil ...

While that may be the case, an independent assessment of Iran's nuclear sites by the International Atomic Energy Agency has ...

Entrances to tunnels used to store part of Iran's enriched uranium stockpile at the sprawling Isfahan nuclear complex were ...

Images following the U.S. strikes at Iranian nuclear facilities began to emerge Sunday. See what satellites saw at Fordow.