Deep sea fish changes our understanding of ocean food webs.

Russian PM Vladimir Putin defends his country’s Nord Stream gas pipeline against claims it will damage the Baltic Sea.

A group of fur seals have moved from the Galapagos Islands to the warming waters of northern Peru, experts say.

Sea creatures with stranger than fiction lifestyles

Sea eagles are thriving on the Isle of Mull with 20 pairs now nesting.

The sea around Lundy Island becomes the first marine site in England to be protected by new government powers.

Scientists in the US believe they may have solved the riddle of San Francisco’s vanishing sea lions.

Seamount mission charts mysteries of the deep

The plan to float a “boat” on a sea of Saturn’s moon Titan

A unique discovery of submerged man-made structures on the seabed off Orkney could help find solutions to rising sea levels, experts say.