The Black Sea has become the Navy’s laboratory for rehearsing and operationalizing the best ways to tie unmanned, robotic ...

Photographer David Jara Boguñá made the historic discovery, spotting the elusive humpback anglerfish—also known as the black sea devil—floating near the ocean's surface. This species is ...

After three years of war, Russia’s naval capabilities in the Black Sea have been significantly restricted due to highly effective Ukrainian operations. However, its ships still have the ability to ...

Remote-controlled cameras offer a first-time glimpse of numerous wrecks entombed in the icy depths off the coast of Bulgaria. This story appear in the March/April 2017 issue of National Geographic ...