Snapback” sanctions will be triggered by the end of August if Tehran fails to make concrete progress to limit its nuclear ...

Languages: English and Farsi Iran is threatening to raise uranium enrichment to weapons-grade levels and exit the Nuclear Non ...

Officials in Israel are acknowledging that some enriched uranium may have survived the powerful U.S. strikes on Iranian ...

Iran’s foreign minister says the country is open to resuming nuclear talks with the U.S. if guaranteed no further attacks.

A classified U.S. assessment says recent airstrikes on Iran-backed groups in Syria and Iraq were far less effective than ...

After more than two decades of hard-nosed diplomacy on Iran’s nuclear program, European negotiators are finding themselves ...

WASHINGTON — President Donald Trump tried to keep a fragile ceasefire between Israel and Iran in place Tuesday as reports ...

The process of uranium enrichment increases the concentration of U-235, an isotope that can sustain a nuclear chain reaction.

The latest leaked “government assessment” minimizes the amount of destruction to the Islamic Republic’s nuclear sites bombed ...

Trump says U.S. strikes "obliterated" key Iranian nuclear sites, setting the program back decades, but sources say an early intel assessment says Iran could rebuild some of its capabilities in months.

Core components of Iran’s nuclear effort were damaged but not destroyed by U.S. airstrikes on three key facilities, say ...

The U.S. attack on Fordow did real damage to the site. But it also set back the IAEA's oversight of Iran's nuclear program. The post Iran's Nuclear Program Took a Real Hit. So Did IAEA Oversight of It ...