The Ohio-class ballistic missile submarine was built to guarantee a U.S. nuclear response even after a devastating first ...

The Borei class became Russia’s first post-Soviet ballistic-missile submarine, built to anchor the sea-based leg of its nuclear triad with a quieter hull, modern sonar, and new SLBMs. The design ...

California residents spotted another ominous plane, the Navy's "submarine hunter," zooming over Fresno Tuesday night.

Add Yahoo as a preferred source to see more of our stories on Google. California residents spotted another ominous plane, the Navy’s “submarine hunter,” zooming over Fresno Tuesday night. The ...