Not all jewels shine deep-green like emeralds or have the sparkle of diamonds. Some tumble from algae-coated cages in a rush of rock and shell, briny water splashing alongside them onto the boat deck.

The ancient city of Aenaria sank underwater after a volcano erupted nearly 2,000 years ago. It is being brought back through ...

The Metals Company, based in Canada, created a U.S. subsidiary to mine Clarion Clipperton, and received a major boost in ...

Traveling around Eagle County, it is easy to wonder about the interesting geological features that dot the landscape. While ...

Given the number of ports in similarly shallow areas worldwide, it’s important to learn more about emissions in shipping lanes and to better estimate their impact.

The payoffs are real: ancient biochemistry could spawn new drugs or enzymes that work in extreme cold. Yet each core sample ...