More than 400 earthquakes rattled Washington's Mount Rainier over just 12 hours on Tuesday, sparking fears that the ...

The earthquakes are not currently a cause for concern, and do not indicate an impending eruption, the U.S. Geological Survey ...

Episode 28 of the ongoing Halemaʻumaʻu eruption began at 4:10 a.m. on July 9 and is currently exhibiting a vent overflow and ...