Active volcanoes off Zavodovski Island rise hundreds of metres above the seabed and have multiple seismic events each year. Underwater eruptions could trigger a landslide and, in turn, a tsunami ...

Life finds a way even in underwater volcanoes. Learn how organisms endure extreme heat, pressure, and toxic chemicals in one of Earth’s harshest environments ...

HONOLULU, Hawaii – Seismologists believe a recent uptick in earthquake activity off the coast of Hawaii’s Big Island is likely associated with the movement of magma beneath an underwater volcano, but ...

Scientists aboard the Coast Guard Cutter Healy have discovered a large underwater volcano approximately 1,600 meters beneath the surface off the coast of Alaska. The team, including experts from ...

The United States Geological Survey says it has detected dozens of earthquakes around Kamaʻehuakanaloa, with at least two measuring greater than a magnitude 4.0. The underwater volcano is located ...

Undersea volcanoes have the ability to send shockwaves around the planet, like the Tonga undersea eruption of 2022. Scientists are currently debating whether that eruption played a role in raising ...

Sep. 24, 2024 — A mysterious type of iron-rich magma entombed within extinct volcanoes is likely abundant with rare earth elements and could offer a new way to source these in-demand metals ...

However, the USGS said that any eruptions from Kama‘ehuakanaloa are unlikely to impact any of the other active volcanoes in and around the Hawaiian Islands or its residents.

Here’s how it works. Scientists working alongside the U.S. Coast Guard have discovered a 1,640-foot-tall (500 meters) structure that looks like an underwater volcano off the coast of Alaska.