The Japan Maritime Self-Defense Force said it is building up defense capabilities to enhance deterrence and response.
Shapes that appear out of place have long been present on the seabed off southern Japan. In the 1990s, divers near Amami ...
Deep-sea explorers scouring the world's oceans for sunken World War II ships are focusing in on debris fields deep in the Pacific, in an area where one of the most decisive battles of the time took ...