In what may be the world's first-ever recorded sighting, a black seadevil — anglerfish known for living thousands of feet beneath the ocean's surface where the light no longer touches — was ...

More than one-fifth of the global ocean—an area spanning more than 75 million sq km—has been the subject of ocean darkening ...

Under our feet, processes are occurring that could reshape the world map in the long run ... which will eventually lead to ...

“For most of the ocean, we don’t know what the bottom looks ... are not further degraded. Scientists usually map parts of the seabed by using remotely operated vehicles and cameras towed ...