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

The outline of the U.S. offer to Iran in their high-stakes negotiations over Tehran’s nuclear program is starting to become ...

Iran's stance directly clashes with U.S. President Donald Trump 's position that Iran must halt all enrichment amid ...

An Iranian diplomat dismissed the proposal as a "non-starter" that fails to address Tehran's interests or soften Washington's ...

A senior Iranian official told CNN the new nuclear deal proposal presented to Tehran in recent days is “incoherent and ...

President Trump is calling for Iran to stop enriching uranium as part of a U.S. proposal on the country's nuclear program.

White House press secretary Karoline Leavitt revealed that a "detailed and acceptable" proposal was sent to Iran by Steve ...

The preliminary U.S. proposal came as a confidential U.N. report described an Iranian initiative that had multiplied Tehran’s ...

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.

Iran has increased production of highly enriched uranium, according to the United Nations nuclear watchdog, as the nation ...