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

A reactor in Tehran is a monument to the U.S. relationship with Iran when the country was led by a secular, pro-Western ...

Strikes on Natanz, Fordow, Isfahan and elsewhere pose little regional radiation risk but could release plumes of toxic ...

Pictures show the destruction at the Isfahan facility doesn’t include the buildings likely housing three research reactors.

The Israel Defense Forces (IDF) said it had struck an inactive nuclear reactor among dozens of targets in Iran, primarily in its capital, Tehran. Forty Israel Air Force jets were involved in the ...

Nonproliferation experts believe Iraq’s nuclear program went underground after Israel destroyed its reactor just outside ...

President Donald Trump said Iran's main nuclear sites had been obliterated in military strikes overnight, including on the ...

Much of the focus on Iran’s nuclear program has been on Tehran’s enrichment of uranium. But experts also keep a close watch on the Islamic Republic’s Arak heavy water reactor. That’s ...

Israel says it is determined to destroy Iran’s nuclear program because its archenemy's furtive efforts to build an atomic ...

For all of the destruction the US Air Force visited on Iran’s nuclear program, satellite images show that military planners were careful not to hit reactors at a key research facility. Notably ...

Iran’s most important nuclear sites at Natanz and Fordow have escaped significant damage from Israeli strikes, according to ...

Far more dangerous than U-235 are the elemental products given off when nuclear fuel goes through fission—especially iodine, ...