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

Sustainability; Dutch students cross North Sea in hydrogen boat — but you won’t ride one anytime soon The project looks to prove the viability of hydrogen-powered propulsion ...

In 1941, the Norwegian boat Arnefjord made a perilous 200-mile North Sea crossing, transporting refugees. 83 years later, it ...

(Vikings in North America? Here’s what we really know.) What it’s like to sail on the North Sea. Buitjes, 64, and his family have fished on the North Sea for 11 generations.