In an initial estimate, according to the Alaska Earthquake Center, the landslide was possibly larger than 100 million cubic ...

Neonicotinoids are “likely causing significant and widespread damage” to aquatic life, warns a new report on pesticides in Michigan waters.

Water levels in this major source of drinking water for Rapid City were so low this spring that city leaders implemented ...

A new study reveals that an earthquake early warning system, similar to the USGS ShakeAlert used in California, Oregon, and ...

A 3.6-magnitude earthquake struck in Riverside County on Friday morning. The epicenter was in the Valle Vista community near ...

A preliminary magnitude 3.6 earthquake was recorded about six miles southwest of Idyllwild, according to USGS.

Southern California was rocked by a trio of earthquakes in just hours. Two of the quakes struck in 10 minutes, with tremors rattling nerves across Los Angeles.

A 3.6-magnitude earthquake shook parts of Southern California, the U.S. Geological Survey reported. The about 10-mile deep ...

Since Thursday, at least 131 earthquakes have been recorded — as small as magnitude 0.2 and as big as magnitude 4 — in the ...

More than 100 small earthquakes have been recorded near the Geysers geothermal field in Northern California since just after midnight Thursday, according to the U.S. Geological Survey.

Water is a key ingredient in all volcanoes. At Kīlauea, water has a significant impact on the explosivity of the eruptions, ...