The Axial Seamount, an underwater volcano located about 300 miles off the coast of Oregon, is displaying behavior that ...

An increase in seismic activity has prompted predictions that a mile-wide submarine volcano named the Axial Seamount will ...

Northern California's Sáttítla Highlands are a testament to the region's volcanic past, with the landscape dramatically ...

U.S. President Joe Biden designated two California sites -- a swathe of desert significant to native tribes and a dormant ...

These geological wonders, visible in the satellite image, reveal the region's fiery history and ongoing potential for volcanic activity, monitored closely by the California Volcano Observatory.

Kilauea's volcanic activity on Wednesday marked the fifth episode since the latest eruption began in December 2024.

An undersea volcano located near the West Coast of the US is likely to erupt at some point this year, scientists have said.

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President Biden has officially designated two new national monuments in California. The White House announced last week that Biden would designate the Chuckwalla National Monument and the Sáttítla ...