Invisible clouds of sediment created by underwater mining spread for miles, putting ocean floor ecosystems at risk.

Sediment containing rare earth was retrieved from ocean depths of 6,000 meters (about 20,000 feet) on a Japanese test mission ...

Deep-sea landslides in the Pacific Northwest's Cascadia subduction zone hold a record of earthquakes dating back 7,500 years, and similar markers may be found in other tectonic plate boundaries ...

Far below the Pacific, scientists are mapping a hidden record of catastrophe carved into the seabed by ancient Cascadia earthquakes. Those deep scars, preserved in massive underwater landslides, are ...

A new study indicates that deep-sea mining could threaten at least 30 species of sharks, rays and chimaeras, many of which are already at risk of extinction. The authors found that seabed sediment ...

The oceans need more care than they ever have before—and few people are taking on that job with more commitment than Diva Amon. A marine biologist at the Benioff Ocean Science Laboratory at the ...

President Donald Trump is laser-focused on securing high-value critical minerals for the United States, whether through pushing to buy Greenland or demanding a share of Ukraine’s resources. But ...

Scientists have discovered that deep-sea mining plumes can strip vital nutrition from the ocean’s twilight zone, replacing natural food with nutrient-poor sediment. The resulting “junk food” effect ...