Officials said the drone was not armed, but the police report listed "potential national security implications" as one ...

The Wisconsin Maritime Museum is home to the USS "Cobia," a 312-foot-long vessel that completed six war patrols during World ...

The three-tonne DIY submarine called Lake Defender ... “The hatch was open - and came within inches of water flooding in. “I had to jump out and use my body weight to keep it upright.” ...

Deep water promotes sound wave propagation (spreading out) enabling acoustical sensors — like SURTASS sensors—to detect enemy submarines; however, according to Navy officials, shallow water ...

There are three operational classes of attack submarines ... class's pump-jet draws in water from the front of the vessel through a duct around a turbine pump and pushes it out from a nozzle ...

is a good place for the Chinese nuclear-armed submarines to maneuver and hide from the U.S. and its allied forces. He said of the South China Sea earlier this year: "The average water depth ...

But water now plays another role, in a project run by NASA's European counterpart, ESA. The oceans of the world mimic the darkness and emptiness of space for submarines that play the role of ...

The room was laid out like a restaurant booth ... not hygiene. The submarine's batteries required fresh water since they ran so hot that they evaporated their electrolyte fluid.

The subs are often supported by fishing vessels that resupply them with water and diesel on ... “People, stop asking me for submarines. I’m all sold out,” he wrote, capping the post with ...

The ward room.Talia Lakritz/Business Insider The room was laid out like a restaurant ... on the USS Cobia due to the submarine's limited supply of fresh water. Crew members could use one ...