Building a Lego Submarine with Balloon Power and Magnetic Steering Depth is controlled using an air-filled balloon and a Lego ...

The Columbia-class ballistic missile submarines, designed to replace the aging Ohio-class, come with a hefty price tag—around ...

Harald Engen, 22, and pals said they were called back by the Coast Guard after making their way back to shore - and told ...

Recent advancements in lithium-ion battery (LIB) technology have led to a resurgence of conventional diesel-electric ...

Naval experts believe the base is equipped with a countermeasure washdown system for nuclear-powered submarines.

The submarine was the USS Virginia, a nuclear-powered 115 meters long attack sub. Such submarines are in recent years more ...

More footage has been released of Taiwan's in-development unmanned underwater vehicle (UUV), called the "Smart Dragon." ...

Improved Kilo II submarines measure 242 feet long with a 32.5-foot beam and 20-foot draft.” The newest Kilos rely on two diesel generations featuring a single seven-bladed fixed-pitch propeller.

The nuclear submarine will be the third ship to bear ... nuclear reactor with an auxiliary diesel engine driving a single propeller shaft, the future Long Island will have a top speed of about ...

By driving the propeller shaft directly, this should result in a far quieter submarine. The UK Must Still Deal With its Old Subs Even as there are now calls for an additional nuclear-powered ...

The Los Angeles-class nuclear-powered attack submarine, also known as SSN-725 whose motto is “Proud and Fearless,” was listed ...

Twenty years ago, Alice Smith began the hunt for the forgotten Civil War-era submarine Alligator Jr., the prototype for the first United States submarine USS Alligator. Both were designed by ...