The captain of a Hong Kong-registered ship alleged to have damaged undersea cables in the Baltic Sea was assigned a lawyer in ...

Unusual and widespread GPS interference continues to plague ships operating in the Baltic Sea. Since 2022, such disruptions have become an almost daily concern for maritime traffic in the region.

The Baltic Sea is better known than the North Sea for highlighting the vulnerability of the alliance's critical undersea ...

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 ...

Analysts have been tracking Russian electronic warfare from across the Gdańsk Bay, pinpointing familiar sites in Kaliningrad.

Eastern Baltic cod grow to much smaller sizes than they did just 30 years ago, because overfishing altered their genes, ...

In May, NATO jets were scrambled four times to identify and escort Russian aircraft violating flight rules in the Baltic and ...

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

Four uncrewed robotic sailboats known as “Voyagers” have been put into service by the Danish Armed Forces for a three-month trial.

Sweden's royal warship Vasa, the most celebrated Baltic Sea discovery, was so well preserved after being raised in 1961, 333 years after it sank, that minute details were clearly visible, ...

The Baltic Sea is a sort of experimental pressure cooker for marine life, a test for how species fare — and whether they can survive at all — in conditions the world’s oceans may soon ...

A megastructure found in the Baltic Sea may represent one of the oldest known hunting structures used in the Stone Age — and could change what’s known about how hunter-gatherers lived around ...