One hotspot may have formed the Pacific’s largest volcanoes, linking the Ontong-Java Plateau to the Louisville Ridge.

Axial Seamount is situated 300 miles off the Oregon coast and is getting closer to erupting for the first time in 10 years.

SEATTLE — The Pacific Northwest's most active underwater volcano is showing signs of an impending eruption, potentially occurring before the end of 2025, according to researchers at the University of ...

What we’ve found is that this reservoir hasn’t shut down — it’s been sitting there for a couple million years, but it’s still ...

Analyzing lava flows that solidified and then broke apart over a massive crack in Earth's crust in Turkey has brought new ...