Could lumpy metallic rocks in the deepest, darkest reaches of the ocean be making oxygen in the absence of sunlight? Some ...

In the cold, lightless Pacific Ocean deep, the seabed is scattered with metal-rich rocks coveted by miners -- and huge ...

In the cold, lightless Pacific Ocean deep, the seabed is scattered with metal-rich rocks coveted by miners—and huge numbers ...

Images of an underwater sculpture near Thailand's Koh Tao island have been shared around the world in social media posts that ...

Researchers said that potato-sized nodules could be producing enough electrical current to split seawater into hydrogen and oxygen, a process known as electrolysis.

The long golden-brown strands of bull kelp that wash up along Washington’s shores might seem like just beach debris, but they ...

Tell me if you’ve heard this one before: a volcano scientist who does her work in the middle of the Pacific Ocean—at the ...

Underwater volcanoes, like that of Home Reef, erupt when magma from the Earth's depths breaks through the oceanic crust. This magma, cooling upon contact with water, solidifies to form volcanic rock.