A minor, 3.6-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.

The 3.6-magnitude earthquake happened at 6:30 p.m. and was centered at the San Luis Reservoir near Los Banos. The quake was ...

A preliminary 3.0 magnitude earthquake struck near Dublin Monday night, according to the United States Geological Survey. The ...

A 3.6-magnitude earthquake was reported in Merced County, California on Monday evening, with no damage reported.

A 4.6-magnitude earthquake was reported in California on Saturday (June 28), according to the United States Geological Survey ...

Nearly two dozen state geological surveys depend heavily on federal funds. A proposed budget cut could slow or stop key ...

An increase in seismicity—marked by frequent tremors—was observed recently at Alaska's Iliamna Volcano, which last erupted in ...

US Geological Survey carries out first resource assessment of government-owned lands since 1998 - before the shale revolution ...

Environmentalists worry the report will be used to justify an increase in drilling without justifiable demand.