Scientists call for better protection of Antarctica’s vulnerable seafloor ecosystem as ship traffic increases around the continent.

In 2022, the eruption of the underwater Hunga volcano near Tonga sent a plume of ash soaring 37 miles into the sky, setting a new record as the largest volcanic plume ever captured by satellites. This ...

The U.S. push to mine international waters for metals defies global efforts to control and protect these fragile ecosystems.

Recent reductions in U.S. oceanographic assets are limiting scientists' ability to access vital materials in the ocean.

An underwater volcano near Tonga revealed how sediment spreads, disrupts marine life, and raises questions about deep-sea ...

New research challenges the long-held belief that the Arctic Ocean was covered by a massive ice shelf during ice ages.

Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

Most foraminiferan species reside on the seafloor, but paleontologists are particularly interested in planktonic species, ...

When bottom trawls are dragged across the seafloor, they stir up sediments. This not only releases previously stored organic carbon… ...

The resuspension of seafloor sediments – triggered by human activities such as bottom trawling as well as natural processes like storms and tides – can significantly increase the release of ...

The carbonate content of seafloor sediments decreases within the lysocline, reaching zero below the carbonate compensation depth (CCD).