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.

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

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

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 imagination. This ...

Submarine School (NSS)) 潛艇逃生浸沒設備（英语：Submarine Escape Immersion Equipment） 潛艇救援潛水再壓縮系統（英语：Submarine Rescue Diving Recompression System） 潛水鐘（英语：Diving bell） ...

The American Virginia-class submarine USS "Washington" has received the highest award granted to military units—the ...

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

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 ...

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 ...