Massive sponge gardens thrive on top of seamounts in the Central Arctic Ocean, one of the most oligotrophic seas on Earth. They appear to feed on the remnants of an extinct fauna. Microorganisms ...

Biologists, using a technique that explores both genes and structural characteristics, have introduced 10 new species of marine sponge. Despite their distinction as one of Earth's oldest lifeforms and ...

Little food reaches the depths below the permanently ice-covered Arctic Ocean, because light limits the productivity of algae. However, scientists from Bremen, Bremerhaven and Kiel now discovered a ...