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

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

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

The Pentagon on Wednesday sharpened its assessment of Iran's nuclear program, declaring that Iran's ability to build a ...

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

What many have called a "fragile" ceasefire between Israel and Iran remains in place following nearly two weeks of missile ...

Trump says U.S. strikes "obliterated" key Iranian nuclear sites, setting the program back decades, but sources say an early ...

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

A scholar of intelligence and strategy explains why battle damage assessments are so challenging – and why the process has ...

Experts long argued that airstrikes alone would not be capable of permanently ending Iran's nuclear program absent negotiations.

Analysts seek clues through satellite imagery, but beyond large holes and evidence of discoloration, comprehensive conclusion ...

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