NATO countries sharing the strategically important Baltic Sea with Russia have boosted their presence there and are beefing ...

Sweden's submarines are small and quiet, perfect for the Baltic Sea that many NATO allies share with Russia.

Pharmaceutical pollution in waterways is changing animal behavior. Exposure to an antianxiety drug is affecting migrating Atlantic salmon, according to a new study.

Swedish investigators have stated that they found no definitive proof of Chinese involvement in the severing of two undersea ...

"Słupcio" — or "little guy from Słupsk" in Polish — is the name given to the amber bear in 2013, when a Polish kindergartner ...

As these rules-busting, dangerous ships keep sailing our waters, posing enormous risks to other vessels and the environment, ...

Eutrophication and oxygen depletion are well-known threats to the ecological balance of the Baltic Sea, which is increasingly under pressure due to climate change. In this context, large saltwater ...

Russian Foreign Ministry spokeswoman Maria Zakharova said on Thursday that Estonia's adoption of legal amendments allowing ...

Suspicious Russian tankers keep slashing Europe’s internet and power cables. It’s not an act of war … but someday it might be ...

Swedish investigators have said they could not find evidence to prove that the cutting of two underwater data cables in the ...