Key Points and Summary - Meet the U.S. Navy’s eight Virginia-class Block III fast-attack submarines, a variant that introduced significant cost-saving and capability-enhancing upgrades. Key ...

Key Points and Summary - A comparison between the UK's Astute-class and the U.S. Virginia-class Block IV nuclear attack submarines reveals two highly capable but distinct designs shaped by national ...

BREMERTON, Wash. — The Navy officially has a new “backbone” of its submarine fleet that is bigger, faster, quieter, and has more endurance and firepower than the Vietnam War-era design it passed by in ...