Another source of critical minerals is seafloor massive sulfides, which form near hydrothermal vents along oceanic ridges. Volcanic activity reacts with seawater, fueling bursts of marine life at ...

A robot the size of a small house crawls across the ocean floor like a giant’s pool cleaner, vacuuming up potato-sized rocks called polymetallic nodules. Packed with nickel, copper, manganese, and ...

Renewable technologies need a multitude of critical minerals. The seabed could supply these riches. But at what cost?

The Trump administration wants to allow deep-sea mining for critical minerals near the American territories of Guam and the Northern Mariana Islands. Residents are worried about environmental impacts.

Deep-sea mining operations could potentially disrupt marine ecosystems by releasing nutrient-poor sediments that essentially turn plankton’s natural diet into the equivalent of junk food. This concern ...

Add Yahoo as a preferred source to see more of our stories on Google. China needs to have better technology and a bigger say in the international maritime order if it is to win the global deep-sea ...

Drilling for minerals deep in the ocean could have immense consequences for the tiny animals at the core of the vast marine food web — and ultimately affect fisheries and the food we find on our ...

After sitting on the sidelines for nearly 30 years, the United States is preparing to dive into deep-sea mining. While the U.S. has long deferred to laws established by the U.N. Convention on the Law ...