Subduction is the process of one tectonic plate sinking beneath another plate, forming a deep-sea trench. The Challenger Deep is intriguing because it lies near the oldest Pacific oceanic crust that ...

The ocean has an average depth of approximately 3.7 kilometres (or 2.3 miles). A calculation from satellite measurements in 2010 put the average depth at 3,682 metres (12,080 feet). However, at the ...

The ocean floor is actually less well-mapped than ... was found at the bottom of the Marinara Trench, a place called Challenger Deep, which is over 10,000 metres down in the deep ocean, it's ...

The ambitious goal of Project Nekton was to go to the very deepest known depression in the ocean floor, the so-called Challenger Deep in the Mariana Trench near Guam in the western Pacific.

He made the descent alone in a prototype submarine called “Deepsea Challenger ... so he can film the deep. This is only the second manned expedition to the ocean's deepest depths - the ...

The beer bottle at Challenger Deep serves as a potent reminder that ... of detailed mapping technology to fully understand the ocean floor. Using Geographic Information System (GIS) technology ...

Norwegians haul up from the deep a sea lily, a living fossil previously found only in rocks 120 million years old. British ship Challenger sails the globe while lowering dredges and other gear ...