A 3.5-magnitude earthquake was reported in Alaska on Sunday (July 6), according to the United States Geological Survey. The ...

The number and size of Texas quakes increased dramatically around 2010 when well injection became the common disposal method.

NASA has recently captured a satellite image of a volcano in Alaska, showcasing huge potential for volcanic activity.

While no one died during the earthquake on Nov. 3, 2002, many scientists became interested in a huge event that intersected three Alaska highways and was somewhat easy to study.

New evidence suggests current estimates about tsunami size and how quickly waves make it to shore may be too high and too ...

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

The Great Alaska Earthquake was the most powerful earthquake ever recorded in the United States. Its violent tremors reshaped Alaska’s landscape and American earthquake preparedness forever.

More: Alaska hit by dozens of small earthquakes as recovery continues after big temblor More: 'A big one': 7.0 earthquake rocks Anchorage, Alaska; pipeline, flights, roads shut down.

A late-night 2.9-magnitude earthquake shook the San Francisco Bay Area in California, the U.S. Geological Survey reported.

Justin Smith of Gustavus writes in a commentary that in an emergency, he turns to KTOO, his local public media station.