WASHINGTON (AP) — The deep penetrating bombs that the U.S. dropped into two Iranian nuclear facilities were designed specifically for those sites and were the result of more than 15 years of ...

Much of the world learned of the existence of so-called "bunker busters" when the United States bombed targets in Iran in June 2025. Yet this type of ordnance has actually been around since World War ...

Here's how the world's largest non-nuclear bomb, the guided Massive Ordnance Penetrator, could go deep underground and shake up Iran's Fordow nuclear fuel-enrichment facility.