Deep in the cold waters of the Baltic Sea, a massive and mysterious structure has captured the attention of divers, researchers, and the public alike. Roughly 200 feet across, the formation features ...

This is read by an automated voice. Please report any issues or inconsistencies here. NEW YORK — An undersea submersible has spotted crabs, worms and fish thriving on the surfaces of World War II ...

As tensions rise between Europe and Russia, Russian aircraft have pierced NATO airspace in Poland, Romania and Estonia in recent weeks. And in the Baltic Sea, another incident has raised the stakes ...

Scientists exploring a World War II weapons dumpsite in the Baltic Sea have discovered swarms of sea creatures thriving on the surfaces of long-abandoned explosives thought to be toxic to marine life.