Data from Axial, the most-monitored underwater volcano, are helping geophysicists hone eruption predictions. For Axial, 2026 ...

A rare underwater eruption at Hunga Tonga sent water vapor into Earth’s atmosphere, cooling the stratosphere and reshaping ...

Kavachi, an underwater volcano off the Solomon Islands, erupted in spectacular fashion, and this guy was close by to capture it all on camera.

The atmosphere is still feeling the effects of the January 2022 eruption of the Hunga-Tonga volcano in the southern Pacific ...

For much of 2025, an underwater volcano off the Oregon coast was treated as a geological ticking clock, with forecasts suggesting it could erupt at almost any moment. Instead, the year is ending ...

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 ...

The Axial Seamount, an underwater volcano off the Pacific northwest coast, has been showing signs of an impending eruption, researchers at Oregon State University said The volcano has seen an increase ...

This assessment shows how Hunga’s water-rich plume reshaped the stratosphere in ways not seen before,” said Tim Naish, Chair of the WCRP Joint Scientific Committee.

The Axial Seamount – located hundreds of miles off the coast of Oregon and nearly 5,000 feet below the Pacific Ocean’s waves – erupted in April 2015, spewing a mile’s worth of lava onto the sea floor.

A strange seismic event off the coast of Africa has led scientists to a mighty finding: the discovery of the largest underwater volcanic eruption ever recorded. The eruption also may explain a weird ...