Nuclear submarines are the latest in monumentally advanced technology powering global military forces. Throughout the entire world, there are only nine nations that have developed nuclear weapons. Of ...

Huntington Ingalls Industries (HII) said Tuesday that its Newport News Shipbuilding division has completed initial sea trials for the Virginia-class attack submarine Massachusetts (SSN 798), marking a ...

The H.L. Hunley was one of the most significant submarines in military history, but when it sank, the fate of its crew ...