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A new autonomous underwater vehicle (AUV) imaged a previously unexplored portion of the seafloor in ultra-deep waters near the Mariana Trench. Operationalizing this technology for the first time was ...

Residents will get another 30 days to weigh in on the federal government’s request for information and interest in commercial ...

The Mariana Trench is the deepest ocean trench in the world, located in the Pacific Ocean. Learn about its depth, location, ...

By Elizabeth Claire Alberts U.S.-led plans to mine the deep seabed have gained momentum since President Donald Trump signed ...

The latest triumph in ocean technology comes from a small, rugged machine that slipped beneath Antarctic ice into a part of the planet no human has ever seen, gathered a torrent of data, and then did ...

Concerns about impacts to fish, contamination, destruction of historic undersea artifacts, errors, canceled studies and a ...

(CNN) — Just as Earth’s land surface has enormous peaks and valleys, the oceanic world has similarly varied topography. Perhaps the most intriguing of these features is the Mariana Trench — a chasm in ...

A leading deep-sea researcher told Marianas residents last week that damage from proposed seabed mining operations could ...