An active underwater volcano 300 miles off the Oregon Coast that was predicted to erupt in 2025 is now expected to erupt ...

Deep under the Pacific Ocean, more than 300 miles off the Oregon coast, lies a restless underwater volcano known as Axial ...

An underwater volcano in the Pacific is ramping up activity, with rising seafloor levels signaling an impending eruption.

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.

WELLINGTON, New Zealand — The tsunami threat around the Pacific from a huge undersea volcanic eruption has begun to recede, while the extent of damage to Tonga remains unclear. The eruption on ...

The eruption began in late October 2023, a few hundred metres off Iwoto’s southern coast, formerly known as Iwojima, the site ...

A tsunami warning has been issued for Hawaii and parts of the U.S. west coast after an underwater volcanic eruption in the pacific sent massive waves onto Tonga’s largest island, leaving parts of its ...

Sharks were filmed swimming inside Kavachi, one of the world’s most violent underwater volcanoes, leaving scientists ...

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 ...

An international assessment report has been released to provide definitive statements on the atmospheric impacts from a huge ...