With growing interest in mining critical metals from the seafloor, countries are now negotiating international rules. The Trump administration is forging ahead on its own, speeding up environmental ...

Researchers from the University of Delaware’s College of Earth, Ocean and Environment helped lead the charge of underwater discovery in 2025, leading research cruises that each employed one of the ...

Somewhere in the North Atlantic, more than a kilometer beneath its surface, a cold-water coral reef stretches across an ...

NICE, France—The deep sea—Earth’s largest and least-explored biome—is taking center stage at the United Nations Ocean conference this week, where marine experts are demanding world leaders end bottom ...

Deep-sea mining is the extraction of minerals from the seabed in the deep ocean. Most of the interest is in what are known as polymetallic nodules, which are potato-sized mineral deposits that have ...

You may be hearing a lot lately about critical minerals and rare earth elements. These natural materials are essential to ...

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 ...

High pressure in the deep ocean may squeeze nutrients from sinking “marine snow,” feeding deep-sea microbes and altering how ...

Scientists have discovered a massive deep-sea coral reef system off the coast of Argentina that may be one of the largest on ...

A mysterious deep-sea squid filmed 4.1 km below the Pacific can disguise itself as the ocean floor, raising new questions about hidden marine life and what we still don’t know.

This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...