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.

Modern warfare does not always rely on massive missile strikes or high-profile attack drones that can drop their own precision bombs. Sometimes, it's the precision of guided bombs that does the job.

Here’s how a nuclear bomb actually works. The B61 and the B83 nuclear bombs currently in the United States’ arsenal are thermonuclear, or hydrogen bombs, and quite different than the fission weapons ...