USS Puffer launched on Nov. 22, 1942, and on Oct. 9, 1943, during its maiden voyage, encountered an escort destroyer leading ...

Since 2000, at least 14 expedition crews have unsuccessfully tried to find the final resting place of the HMS Trooper, but the ill-fated World War II submarine has finally been located.

For eight decades, the disappearance of the Trooper remained an enduring World War II mystery. Now, however, shipwreck hunters think they’ve discovered what happened to the submarine—and the ...

A World War Two submarine that disappeared mysteriously in 1943 with 64 crew members on board has been found off the coast of Greece. The HMS Trooper wreck, which had been deployed on a secret ...

An American submarine that went missing in World War Two has been rediscovered at the bottom of the East China sea. The USS Grayback and its 80 crew members disappeared in 1944 when it was ...

Hayes soon learned about the many crewmen who built seven submarines on Mare Island that were eventually lost during World ...

The British HMS Trooper submarine was lost in 1943 with 64 men on board. A Greek-based underwater recovery team located the submarine 81 years later, finding it torn into three sections by a ...