I recently participated in a three-week-long, National Science Foundation-funded research cruise to the Mariana Trench. Our ...

Traces of organisms detected in sediments from 7.5 kilometers below the ocean surface reveal how organisms living in the deep sea are engineering their own environments. Analyses of sediment cores ...

Organisms in the deep sea rely on gravity flows to lay down sediment and then make burrows beneath the seafloor, according to a new study.

The deep ocean is one of the ... limited environment of the Atacama Trench. Related Stories World’s largest coral colony discovered in the Pacific ocean - viewable from space Marine biologists ...

Challenger Deep, in the Mariana Trench, is the deepest point in the ocean known so far, at approximately 11 kilometres - deeper than Mount Everest is tall. The Mariana Trench is 2,500 kilometres long, ...