Iran's Supreme Leader Ayatollah Ali Khamenei said that abandoning uranium enrichment was "100%" against the country's ...

Two new IAEA reports document Tehran’s years of deception.

U.N. inspectors monitoring Iran's Fordow nuclear site confronted a major gap in their knowledge last year as they watched ...

An outline by the Trump administration would allow Iran to continue enriching uranium at low levels while a broader ...

Iranian, Egyptian and U.N. leaders met in Cairo on Monday to discuss Iran’s nuclear program after the U.N. nuclear watchdog ...

Iran is currently reviewing a formal U.S. nuclear deal proposal as both sides remain deeply divided over uranium enrichment ...

Iran carried out secret nuclear activities with material not declared to the U.N. nuclear watchdog, the confidential report ...

Iran lashes out at Austria after a report claims Tehran has an advanced nuclear weapons program, sparking diplomatic tensions ...

Iran's foreign ministry and the Iranian nuclear agency rejected the report, calling it "politically motivated" in a joint ...

The U.N. nuclear watchdog says Iran has further increased its stockpile of uranium enriched to near weapons-grade levels.