China submersible breaks 7,000-metre mark

A manned Chinese submersible broke through the 7,000-metre mark for a new national record on Sunday, state media said, as the rising Asian nation showed off its technological might.

UNH ocean scientists shed new light on Mariana Trench

An ocean mapping expedition has shed new light on deepest place on Earth, the 2,500-kilometer long Mariana Trench in the western Pacific Ocean near Guam. Using a multibeam echo sounder, state-of-the-art equipment for mapping ...

A small trench-dwelling fish makes a splash in deep-sea evolution

The Atacama Trench is a deep-water channel running along the Pacific coast of Chile and Peru, South America. In 2018, an international team of scientists used free-falling "landers" to study the trench, gathering images and ...

Deep earthquakes suggest well-hydrated Mariana subduction zone

On the surface, subduction zones manifest as oceanic trenches, the deepest of which is the Mariana Trench in the Pacific Ocean. One notable feature of many trenches is their outer rise, a shallow bulge on the outskirts of ...

Deepest sediment core collected in the Atlantic Ocean

A team of scientists, engineers, and ship's crew on the research vessel Neil Armstrong operated by the Woods Hole Oceanographic Institution (WHOI) recently collected a 38-foot-long cylindrical sediment sample from the deepest ...

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