In January 2022, the most powerful explosion ever recorded with modern instruments rocked the South Pacific. Now, scientists ...

An underground volcano eruption, with the power of hundreds of atomic bombs and which caused deadly tsunamis, gave out a ...

Moments before one of the largest underwater volcanic eruptions smothered the Pacific island of Tonga, a strange signal ...

Mapping in the Chukchi and Beaufort seas off Alaska has uncovered a 1,640-foot-tall structure on the seafloor, but scientists ...

HONOLULU – An undersea volcano off the southeastern coast of the Big Island of Hawaii has been rocked by a swarm of more than 70 earthquakes since the weekend, according to the U.s. Geological ...

While the Tonga volcanic eruption may have seemed like a relatively unpredictable event, researchers have discovered a ...

(CNN) – Scientists have discovered an underwater volcano-like feature during Coast Guard-assisted operations off of Alaska. The U.S. Coast Guard cutter called Healy just finished the first two ...