Tehran issues warning against U.N. snapback sanctions amid concerns over its nuclear program, while expert warns that ...

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

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

Foreign Minister Abbas Araghchi said in a speech to Tehran-based foreign diplomats that Iran has always been ready and will ...

The UK, France, and Germany are part of an agreement reached with Iran in 2015 to rein in its nuclear program, from which ...

Israeli Prime Minister Benjamin Netanyahu claims Iran will not pursue nuclear weapons following U.S. and Israeli strikes, ...

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

Pentagon reports Iran's nuclear facilities were "completely obliterated" in June strikes, offering a more optimistic ...

The recent strikes could convince Iran and other states that building nuclear weapons is the only way to prevent such attacks ...

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

The appraisal that Iran’s nuclear hopes had been set back 1 to 2 years by U.S. and Israeli bombings was the latest in a ...