Icebreakers are emblematic of the significant gaps in the Arctic defenses of NATO member states. U.S. President Donald Trump ...

A discovery made in 2011 by Swedish explorers has been at the heart of one of the most fascinating deep-sea mysteries. While ...

The Baltic Sea is now entirely ice-free, according to the Finnish Meteorological Institute (FMI), which confirmed on Monday that the last fragile floes in the northern Bay of Bothnia have melted. The ...

The undersea cables and pipelines that crisscross the sea link Nordic, Baltic and central European countries, promote trade, energy security and, in some cases, reduce dependence on Russian energy ...

Decades of pollution and climate change have caused fish to disappear from the Baltic Sea at an alarming rate, with the European Union on Thursday vowing to make the sea an "urgent priority".

In just three months, three incidents of damage to Baltic Sea underwater cables have taken place. While accidential cable slices are common, the cluster raises suspicion.

Countries along the eastern coast of the Baltic Sea, including Estonia, may experience more flooding in the future. Researchers say one of the most at-risk areas is the Pärnu region, where a ...

The Baltic Sea is a unique environment, boasting an average depth of just around 55 meters. It is also considered brackish water (an in-between level between salt- and freshwater) due to the many ...

Mapping sea ice is essential for ship traffic in the Baltic Sea. EOC's Maritime Security Lab in Bremen has developed an AI-supported approach that will now be employed by the Ice Service of the ...

In this photo published on July 3 by NATO's Allied Maritime Command, a Portuguese P-3 Orion maritime patrol aircraft observes a Russian submarine at an undisclosed location in the Baltic Sea.

Brooke Jarvis considers the history behind the search for sea level, as described in a new book by Wilko Graf von Hardenberg, and probes what it tells us about science, global warming, and life on ...