The biggest shipwreck in San Francisco history occurred on Feb. 22, 1901, and was marked by its silence. No one on the mainland knew that the City of Rio de Janeiro steamship had sunk quickly off the ...

During a press conference on Tuesday, September 3, former military officer Abdullahil Amaan Azmi argued that "Amar Sonar ...

The ocean became a dumping ground for weapons after Allied forces defeated the Nazis. Now a team of robots and divers are ...

Stealth submarines can spend a very long time underwater nearly anywhere on Earth, and the U.K.'s Astute-Class subs can take ...

Canada is ramping up its Arctic defense capabilities in response to growing Russian influence in the region. The country ...

ASIS Boats has delivered new 9.5-meter military RHIBs for the Indonesian Army.Equipped with powerful engines, advanced ...

Then the Danish military gave them access to high-resolution sonar surveys of the fjord’s baroque bottom. That’s when the ...

A wave of innovative oceanography technology has unlocked the mysteries of the deep blue sea, allowing scientists to examine ...

While the impact of Sperm whale sonar on humans is unclear, outside of anecdotal reports of divers feeling as though they'd ...

Cavitation noise can be picked up by a process called passive sonar, which receives sounds in the ocean without ... likely ...

NINE people have been killed after a military helicopter crashed in El Salvador. Among those onboard were a chief of civil ...