An underwater volcano in Tonga dramatically changed the global climate by releasing massive steam, not just sulfur.

New research shows the blast triggered secondary gravity waves that rattled the upper atmosphere, where satellites orbit.

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 ...

(University of Washington) TOPICS: SEATTLE — The Pacific Northwest's most active underwater volcano is showing signs of an impending eruption, potentially occurring before the end of 2025 ...

An underwater volcano situated 300 miles off the Oregon coast is getting closer to erupting for the first time in 10 years. The volcano, known as Axial Seamount, is formed by a hotspot in Earth's ...

Scientists at UW's Cabled Array, one of the largest ocean observatories in the world monitoring this active volcano, have seen potential eruption signs in the last few months. An increase in ...