California is riddled with a number of fault lines that frequently cause earthquakes, including Arrowhead, Waterman Canyon, ...

Additional information collected about the earthquake may also prompt U.S.G.S. scientists to update the shake-severity map. Aftershocks can occur days, weeks or even years after the first earthquake.

G eologists are closely monitoring Mount Spurr in the Aleutian Arc of Alaska, USA, after continued volcanic unrest. The Alaska Volcano Observatory (AVO) monitoring the situation says that an eruption ...

For building owners managing thousands of properties the risk posed by earthquakes is a significant concern. Rapid response ...

Cal Fire will begin rolling out new fire-hazard severity maps, which are expected to more than double the land in ...

They’re in their 20s, and nothing that’s created in their lifetime is probably going to go into the public domain in their lifetime. And so that’s just a seismic shift from the way the world ...

Ten months of unrest at Mount Spurr could be a sign of an upcoming eruption from a side vent or, less likely, from the main ...

In its advisory on Sunday, Feb. 9, Phivolcs reported that there were “zero volcanic earthquakes” recorded within the last day and the past two weeks. However, the agency reminded the public that ...

Wildfire smoke from the Palisades and Eaton fires blankets Los Angeles County. Four wildfires released towering plumes of smoke and soot, some of them seen from Kenneth Hahn State Recreational ...

Research on climate policy is growing exponentially. Of the approximately 85,000 individual studies ever published on policy ...