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.

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

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

In May 2002, the Navy research submarine USS Dolphin caught fire and partially flooded near San Diego while resurfacing to ...

The unveiling of China's pocket submarine capable of diving to depths exceeding 7,000 meters has sent shockwaves through the scientific community and captivated the public's ...

Italian shipyard T Mariotti has commenced the fitting-out process for the Italian Navy's future diving support and submarine rescue ship Olterra.

A submarine dive off Seabourn Pursuit has uncovered a ship lost for 110 years off the coast of Chile's Alejandro Selkirk ...

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

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