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

While Hawaii is formed by volcanoes, including the highly active Mt. Kilauea, I want to explore an easier-to-reach region: ...

A HUGE underwater hidden volcano is set to erupt near the US mainland as scientists reveal it has shown signs it will blow ...

The USGS has provided a live stream for viewers to monitor activity. This intermittent series of eruptions began on Dec. 23, ...