Add Yahoo as a preferred source to see more of our stories on Google. A US Navy submarine was spotted in the Bay of Gibraltar on Tuesday, March 31, as the vessel carried out a crew transfer, according ...

Another ominous military plane was spotted in California on Tuesday (March 10), the California Post reports. The Navy's Boeing P-8 Poseidon "submarine hunter" was spotted over Fresno, the same city ...

The Navy’s fleet of Ohio-class boats represents the largest submarines ever constructed for the service. Last month, one of the Navy’s four guided-missile nuclear submarines made an appearance in ...

China’s new "sailless" nuclear submarine spotted in Shanghai signals a leap in stealth tech. How does this shift the undersea ...