Researchers retrieved reef monitoring devices that had been placed in deep coral reefs in Guam. The devices were placed up to 330 feet below the surface.

At the bottom of the world’s trenches, there’s a fish that shouldn’t exist. Here’s how it earned the title of the ...

OPINION: The lack of proven commercially viable ores, the immaturity of crust mining technology and the potential to harm marine life make this a foolhardy endeavor, Andrew D. Thaler writes.