A new video from Japan’s maritime authorities captures an underwater volcano bursting through the sea surface in a violent ...

Learn how geological clues preserved in ancient oceans link repeated volcanic eruptions to Triassic marine extinctions.

Amazing footage taken by Japan's Coast Guard shows an eruption near Iwo Jima after an eruption just two months prior to when ...

It's been nearly four years since a massive volcanic explosion rocked the Pacific nation of Tonga. The eruption created a huge plume of ash and water that stretched more than halfway to space. HPR's ...

WELLINGTON, New Zealand — New Zealand and Australia have sent military surveillance flights to assess the damage in Tonga caused by Saturday's huge undersea volcanic eruption. Communications with the ...

"It's getting ready to erupt"—one of America's most active volcanoes has the country on edge. It is called the Axial Seamount ...

An active underwater volcano off the Oregon Coast that was predicted to erupt in 2025 is now expected to erupt mid-to-late 2026. The Axial Seamount volcano is located nearly a mile beneath the sea, ...

SAN FRANCISCO — Though volcanoes dot the face of the planet and can be found on every continent, researchers say most of Earth's volcanic eruptions happen in a dark and faraway place: deep underwater.

What do small earthquakes beneath Kilauea summit mean for the ongoing eruption? – Features, Volcano Update | West Hawaii ...

New studies suggests that the ice ages influence underwater volcanic eruptions. Because volcanic chains spread across 37,000 miles (59,500 kilometers) on the ocean floor, the eruptions could pump out ...

Kīlauea summit region shook for 5 hours Nov. 14 that year as magma made a path to the surface. The eruption began at 8:08 p.m. as a series of small lava fountains on the south wall of Kīlauea Iki ...