Situated 300 miles offshore and 4,626 feet beneath the Pacific Ocean’s surface, this colossal volcano rises 3,600 feet from ...

Scientists have captured stunning video of a dinner-plate-size sea spider crawling on the seafloor off the South Sandwich ...

Barren Islands, in the Andaman and Nicobar Islands, is a part of series of volcanoes that stretch from Sumatra to Myanmar. , ...

Discover how Mauna Loa supervolcano could impact Hawaii and beyond. Learn about past eruptions, new prediction methods, and ...

Researchers found Earth's orbital changes align with past volcanic eruptions. Climate shifts and massive eruptions occurred ...

A mud volcano at the seafloor where methane-rich fluids from the subsurface are emitted to the water column. These ecosystems are at the interface between the subsurface and surface realms and are ...

More accurate maps based on data from the SWOT mission can improve underwater navigation and result in greater knowledge of how heat and life move around the world's oceans.

A 2022 satellite photo shows a large plume of discolored water rising from the undersea Kavachi volcano, during an eruption ...

Tell me if you’ve heard this one before: a volcano scientist who does her work in the middle of the Pacific Ocean—at the ...

it is difficult to forecast tsunami generated by volcanic eruptions and other changes to the seafloor. Whether a volcano is active can be determined based on plumes on the sea surface and other signs.

A reduction in seafloor spreading millions of years ago may have led to deeper ocean basins and a significant sea level drop.