China’s “Underwater Great Wall” effort to create anti-submarine systems is growing more sophisticated.

In early August, blue crab fans took over Lewes, Delaware, for the Crab Pot Jamboree, where the biggest catch was learning ...

After more than 80 years hidden beneath the waves off Rio de Janeiro, the location of a Brazilian troop transport ship ...

The navy said in its press statement that the wreck was found “using multi-beam and side-scanning sonar.” Both methods, which deploy fan-like arrays of sound waves to scan the seafloor ...

Could China's new magnetic wake detection technology mark the end of stealth submarine warfare? Recent Chinese research suggests it might.T ...

The remains of a long-lost WWII warship have been identified after more than 80 years when it was attacked and sunk by Nazis in 1944. The ship was carrying 270 men and 100 were killed in battle.

Instinct and duty compelled Petty Officer Mark to take the dive for the team and swim out to “his shipmate to ensure he ...

We now know that rising sea temperatures will affect sonar performance, sometimes greatly affecting submarines’ ability to find ships and other submarines, and ships’ ability to find them. This leaves ...