Iran’s nuclear sites were targeted with more than a dozen of the 30,000-pound bunker-busters deployed from B-2 stealth bombers.

The heavyweight explosive is known as a GBU-57A/B Massive Ordnance Penetrator and was designed by Boeing for the United States Air Force.

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

The 30,000-pound Massive Ordnance Penetrator is considered by analysts to be the best shot at getting through to targets ...

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

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

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The MOP was developed in the early 2000s as part of a DARPA-led effort created in response to the emergence of Iranian and North Korean fortified nuclear facilities.

That task would most likely fall to a small number of US Air Force strategic bombers that are capable of delivering 13,610kg ...

This weekend's strike on Iran's Fordow Fuel Enrichment Plant used 30,000-pound GBU-57 "massive ordnance penetrator" bombs.