The Manta Ray, developed by DARPA, is a revolutionary unmanned underwater vehicle (UUV) that will change everything about how ...

A suspected 'narco-submarine' was discovered partially submerged at the entrance to the Camarinas-Muxia estuary off the coast of Galicia, Spain, on Wednesday. Authorities suspect the vessel was ...

For the first time, the U.S. Navy successfully recovered an unmanned underwater vehicle from a submerged submarine—without diver intervention.

Submarines play a vital role in Taiwan's defense by offering the possibility of countering a Chinese blockade of the ...

Submarines can also use underwater optical communication to transmit and receive data while submerged. This technology includes light-emitting diodes (LEDs) and laser diodes (LDs), which can be ...

Submerged, the Dolphin could travel at about 8.6 mph. Despite being engineered to operate underwater, the Dolphin's top speed was hampered by its hull, propulsion system, and other factors.

For ten days the sea south of Sardinia (offshore) is declared dangerous. The warning is from the Coast Guard and is linked to "submarine activity in immersion": at the request of the Navy it was ...

The Hai Kun (海鯤), the nation’s first indigenous defense submarine, yesterday began sea trials, sailing out of the Port of ...

“Submarine caves are a treasure trove of useful substances that have yet to be known,” Ise said. PITCH-DARK EVEN IN DAY Expeditions inside submarine caves carry a constant element of danger.

The maze of oil rigs, pipelines, cables and other offshore installations are vulnerable to submarine landslides. The ability ...

NIXON'S NEW SUBMARINE HAS EARS AND EYES; Inventor Says It Can Detect a Foe Miles Away. THEN BLOW HIM TO PIECES Destroyer Will Be Nearly Submerged When Afloat and Can Be Carried on a Battleship's Deck.