An underwater volcano off the coast of Oregon is gearing up for an eruption, according to volcanologists who are monitoring for activity. The Axial Seamount-- an underwater volcano located about 300 ...

Hydrothermal activity detected for the first time in the underwater volcano between Tenerife and Gran Canaria. Experts issue warning.

Underwater volcanoes, also called submarine volcanoes, form beneath the ocean’s surface and are one of the most exciting natural wonders to know about. They play a major role in shaping the nearby ...

A deep-sea exploration off the coast of Hawaii has revealed a striking natural formation on the Pacific seafloor that’s left marine scientists momentarily speechless: a structure resembling a “yellow ...