A 3.0-magnitude earthquake was reported in Alaska on Wednesday (June 25), according to the United States Geological Survey.

A magnitude 2.7 earthquake was reported in the Los Angeles area on Tuesday afternoon and several residents said they felt ...

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

A magnitude 2.3 earthquake happened Thursday afternoon about 1.24 miles south--southeast of Madison in Lake County.

On June 21, 1788, the US constitution was ratified and became the law after New Hampshire became the ninth of the 13 states ...