Optics 11 claims its underwater surveillance system can keep constant tabs on ships while remaining undetected.

NATO exercise shows alliance resolve as concerns grow about Russia's shadow fleet in the Baltic Sea, with incidents of severed cables raising regional tensions ...

A minister has warned of an “increased threat” from foreign adversaries to the critical undersea infrastructure relied on by ...

Ukraine’s Black Sea operations against Russia are shaping U.S. Navy and NATO thinking on the future of drones, mines and ...

Recent reports of suspected sabotage targeting undersea cables near Taiwan and in the Baltic Sea are highlighting a ...

Poland, Lithuania, Latvia and Estonia agreed on Monday to set up a working group to protect energy grids and Baltic-Sea ...

Autonomous Saildrone Voyager surface drones are to monitor Danish waters in the North and Baltic Seas. This could prevent ...

The Philippines has strengthened its defense partnership with Lithuania on Monday to address shared security challenges, especially those concerning the ...

A 2014 maritime boundary treaty between Russia and Estonia has not been ratified yet due to tension between the two countries ...

German Foreign Minister Johann Wadephul has warned that the Baltic Sea region is becoming a dangerous geopolitical hotspot.

New unmanned vessels aim to improve maritime surveillance, but the United States partnership raises privacy concerns.

Both telecommunications and international trade rely on cables connecting continents across the ocean floor. In a changing world, Asian and European powers are looking for ways to protect these vital ...