During the Cold War, the Soviet Union sought an edge in undersea warfare by designing the Lira-class (Alfa) submarines with ...

After Seabourn located a long-sunken WWI-era ship in Chile, I'm reminded how diving in an expedition ship's sub can unlock new worlds for cruise passengers -- and make discoveries.

Submarines use a variety of technology advancements to help them submerge and stay under water. Here's everything we know ...

Attack submarines equipped with cruise missiles enhance the ability to strike land targets, making multi-purpose submarines ...

Between 1968 and 1981, the Soviet Union built seven Project 705 Lira (NATO reporting name Alfa) nuclear-powered attack ...

The divers with Code 760, Regional Dive Locker at Puget Sound Naval Shipyard & Intermediate Maintenance Facility took ...

The Russian submarine can fire Kalibr cruise missiles, which have seen extensive use in strikes against Ukraine.

Jerry Smith was the founder of AST Scuba in Pittsfield, and laid the foundation for the county's underwater search and rescue ...

Submarine Dive Trainer and Submarine Maintenance Trainer, which were built to simulate the various aspects of operating an actual submarine. With these trainers, submarine crew can conduct ...

The HMS "Trooper" likely sank after hitting an underwater German mine off the coast of an island in the Aegean Sea in 1943 ...

Shipwreck hunters have located a long-lost World War II submarine which sank off the coast of Greece 81 years ago, Live ...