Iran’s supreme leader has criticized an initial proposal from the United States in negotiations over Tehran’s rapidly ...

Iran is preparing a counter-proposal after rejecting the U.S. nuclear deal, prompting President Trump to caution that "time ...

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

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

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

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

Iranian, Egyptian and U.N. leaders met in Cairo on Monday to discuss Iran's nuclear program after a report from the U.N.

The U.N. atomic agency reports that Iran hasn’t cooperated with a nuclear probe, raising the prospect of a snapback of ...

A new Austrian intelligence reports says Iran is continuing with its nuclear program as the U.S. and Iran hold indirect talks ...

WASHINGTON — Iran is still producing nearly weapons-grade uranium amid talks with the US to wind down its nuclear program, a UN watchdog revealed Saturday, while Israel’s prime minister ...

While negotiations over Iran’s nuclear program appear to have made little progress, Iran is further arming itself, a new ...