Israel's best chance at destroying the facility at Fordo could lie with a U.S.-produced bomb that's so heavy that it can only ...

The International Atomic Energy Agency (IAEA), the intergovernmental body that assesses compliance with the Nuclear Nonproliferation Treaty, was barred from going within about 40 miles of the affected ...

The US Air Force says the GBU-57 bunker-buster bomb can penetrate up to 200 feet below ground before exploding.

Trump confirmed the U.S. used bunker buster bombs to strike Iran’s Fordow site, alongside missile attacks on Natanz and ...

The Israeli assessment also holds that Iran's stockpiles were spread across Isfahan, Fordo, and Natanz, and had not been ...

The U.S. bombers that attacked Iran's nuclear sites dropped GBU-57 Massive Ordnance Penetrators, bunker-busting bombs designed to destroy hardened underground targets, for the first time in warfare. A ...

President Donald Trump claims Iran's nuclear sites were "totally obliterated," while Israeli officials report a portion of ...

The US Air Force’s 30,000-pound GBU-57/B Massive Ordnance Penetrator (MOP) was used for the first time in operational strikes against Iranian nuclear facilities this past weekend, marking a ...

Bunker buster bombs can go to varying depths depending on the model, from just under 2 feet with the BLU-109 to over 200 feet ...

Although the US has sold less powerful bunker buster weapons to Israel, it has declined to share the Massive Ordnance Penetrator with any of its allies. “I’ve seen 500-pounders, and they’ll ...

The GBU-57s, or the Massive Ordnance Penetrator (MOP for short), were carried by a fleet of B-2 bombers, marking the first time the munitions were used in combat. U.S. forces struck three sites ...

President Donald Trump is adamant that the U.S. strikes “obliterated” the three Iranian nuclear facilities it targeted last ...