The defense secretary dismissed an early intelligence report that sources say indicates Iran's program was only set back by months – but he produced no new evidence to indicate it's destroyed.

The deep penetrating bombs that the U.S. dropped into two Iranian nuclear facilities were designed specifically for those ...

Middle East expert Jacob Olidort says Iran's assessment of nuclear site damage reinforces U.S. and Israeli views, as both ...

Israel cease-fire appears to hold in the Middle East. President Trump pushed back on an intelligence report saying the ...

President Trump’s historic precision strikes on Iran’s nuclear sites over the weekend hit their targets and “destroyed" and ...

President Trump has repeatedly said that Iran's nuclear sites were "obliterated" and the program was set back by years.

President Trump said Iran didn't move stores of highly enriched uranium out of Iranian nuclear sites before they were hit by ...

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

The U.N.'s atomic watchdog and other experts say radiological contamination is likely inside a key uranium enrichment site at ...

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

Satellite images analyzed by The New York Times show the extent of damage at the three nuclear facilities hit by the United ...

U.S. military strikes overnight in which President Donald Trump said Iran's main nuclear sites were "obliterated" will put to ...