The U.S. Director of the National Intelligence contradicted one of Trump's key justifications for going to war against Iran.

President Trump is pressuring Iran to either curtail its nuclear program or face military strikes, after Iran amassed a large stockpile of highly enriched uranium. Here's what to know.

The United Nations' top nuclear watchdog, IAEA Director-General Rafael Grossi, told CBS News that Iran still has the ...

Rafael Grossi, the director general of the International Atomic Energy Agency (IAEA), said in an interview that aired Sunday ...

UN nuclear chief says Iran's nuclear program cannot be eliminated by airstrikes alone, with uranium stockpiles and ...

The media campaign designed to convince Americans Iran has a nuclear weapon or is always, asymptotically, about to and is, by ...

Just days before the U.S. strikes on Iran, Tehran was hinting a nuclear deal with Washington was a possibility.

In the latest turn, Trump spelled out what he called the Islamic Republic’s “sinister nuclear ambitions” Tuesday night.

In June, the Trump administration nevertheless launched airstrikes targeting Iran’s nuclear program. And today, it might ...

WASHINGTON — A highly politicized debate is unfolding over the impact of June 21 U.S. airstrikes against Iran’s nuclear facilities, raising questions over the attack’s goal and projected impact. Iran ...

For decades, Iran’s nuclear ambitions have been a source of concern for the US and its allies. The fear is that Tehran could ...

NPR's Scott Simon speaks to Ariane Tabatabai, the Public Service Fellow at Lawfare, about the nature of Iran's nuclear program, and whether it, as President Trump has said, posed an "imminent threat." ...