In June, the US military struck Iran’s main nuclear sites using a variety of precision weapons and cutting-edge aircraft.

Costs are mounting for the U.S. defense industry, critical infrastructure, and relations with partners and allies.

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 ...

Iran just ended its cooperation with international inspectors, suggesting no post-bombing deal is imminent. That may point to ...

A DARPA official said the agency canceled a space nuclear propulsion project it was jointly developing with NASA as it was overtaken by lower launch costs.

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

The American reaction to an attack is classified, but details made public paint a harrowing picture.

US bombs 3 sites in Iran, joining Israel’s fight against Iranian nuclear program “A full payload of BOMBS” was dropped on Fordo, the site Israel was seen as unable to reach, Trump said.

The world grappled Sunday with the enormous implications after the United States inserted itself into Israel’s war against Iran with an attack that raised urgent questions about what remained of ...

Iran insists its program is peaceful, though it is the only non-nuclear-armed state to enrich uranium up to 60%, a short, technical step away from weapons-grade levels of 90%.

A US official said a B-2 bomber had dropped two bunker-busting bombs on the site. US Navy submarines also fired 30 TLAM cruise missiles at Natanz and Isfahan, the third Iranian site targeted by ...

Previous Israeli strikes at another Iranian nuclear site, Natanz, on a centrifuge site have caused contamination only at the site itself, not the surrounding area, the IAEA has said.