But the waters of the Black Sea rose in the 3rd century B.C.E., causing many residents to abandon the area. By the 4th century C.E., the city was mostly underwater. The sunken cities of Kekova Island, ...

Imagine a future where Ukrainian submersibles sink Russian warships far out in the Black Sea. Project FURY, which is preparing for the next Ukrainian government defense hackathon, is daring to do just ...

MOSCOW, October 24. /TASS/. The Black Sea Fleet is repelling a possible attack by underwater sabotage forces, Sevastopol Governor Mikhail Razvozhaev said in his Telegram channel. "Loud sounds are ...

A new video shows Ukraine's $433,000 underwater drone that could make life hell for Russia's Black Sea Fleet ... fleet's land-based headquarters in the city of Sevastopol. Ukrainian intelligence ...