Until now, only about a quarter of the seafloor has been mapped using ships with special sonar equipment. The rest has ...

The tallest volcano in Europe, Italy's Mount Etna, and the world's most active volcano, Kilauea in Hawaii, erupting again.

The highest peak here is more than 7,500 feet tall. Seamounts generally form when volcanic mountains rise up from the seafloor but fail to reach the surface (those that break the surface become ...

What You Need to Know: In October 2021, the USS Connecticut, a $3 billion Seawolf-class submarine, collided with an uncharted seamount in the Pacific Ocean. The incident, which injured eleven crew ...

Located off the coast of Ecuador, Paramount seamount is among the kinds of ocean floor features that certain ocean-observing ...

During its oceanographic survey in the Amundsen Sea, China’s 41st Antarctic expedition team successfully utilized a long ...

Although the Kama‘ehuakanaloa Seamount has been a little restless recently, new information about the undersea volcano is still sparse. The seamount’s most recent eruption was in 1996 ...

Although the Kamaehuakanaloa Seamount has been a little restless recently, new information about the undersea volcano is still sparse. The volcano, formerly called Loihi Seamount, is about 22 ...