Iran’s hardened, underground nuclear sites are impervious to most conventional weapons — except the U.S.-made 30,000-pound, ...

Bunker buster bombs are not battlefield munitions. They serve a very specific purpose, with potential returns far outpacing ...

The bomb, known as the GBU-57A/B Massive Ordnance Penetrator, was developed by Boeing specifically for use by the U.S. Air ...

As the war between Israel and Iran escalates, a single U.S. weapon keeps getting mentioned—sometimes quietly, sometimes not so quietly.

The U.S. bombers that attacked Iran's nuclear sites dropped GBU-57 Massive Ordnance Penetrators, bunker-busting bombs ...

The GBU-57A/B Massive Ordnance Penetrator are among the most powerful conventional bombs in the US arsenal. The bombs are ...

President Donald Trump announced June 21 that American warplanes dropped bombs on three nuclear sites, one of them deep ...

Israel's ability to neutralize Iran's fortified Fordo nuclear facility is constrained by its lack of bunker-busting ...

The US is developing the Next Generation Penetrator (NGP), a bunker-busting bomb more powerful than the MOP, designed for ...

The Pentagon released stunning footage Thursday showcasing exactly how 30,000-pound (13,600kg) heavy-duty bunker-buster bombs ...

U.S. military used its GBU-57B bunker buster bombs to strike Iran's nuclear sites. This was the first combat deployment for ...

U.S. military action against Iran's nuclear infrastructure in over a decade, a series of coordinated airstrikes involving B-2 stealth bombers and GBU-57 "Massive Ordnance Penetrator" bombs—America's ...