From a research submersible, scientists saw hardened lava, dead tube worms and orange flashes from an eruption in the East ...

A new review of ocean data suggests that more than 99.999 percent of the global deep seafloor has never been seen by humans.

As our maps of the moon have improved ... Indirect mapping from sonar and other techniques allows you to “see” the mid-ocean ...

As the last Ice Age came to an end nearly 10,000 years ago, something unexpected happened deep beneath Earth’s surface. Large ...

In addition to nodules, mineral-rich deposits exist around hydrothermal vents, seamounts, and mid-ocean ridges, further expanding the resource potential for anyone brave enough to attempt it.