Millions of Americans across the country are on alert for a severe weather outbreak as violent, long-track tornadoes with ...

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.

Did you feel it? A 3.9 magnitude earthquake struck near Dublin Monday night, according to the U.S. Geological Survey.

However, the USGS deleted the alert from its live map about two hours later and told ... confident that there could be a pretty large earthquake at some point [on San Andreas] in the next 30 ...

Interactive map from the California Geological Survey shows the destruction potential of a tsunami wave in the Golden State.

An earthquake with a magnitude 3.9 rattled Malibu and the surrounding areas Sunday night, the United States Geological Survey. The quake struck at around 8:17 p.m. a little more than 7 miles west ...

Professors at Cal Poly Humboldt are hosting a public forum, “Evening Discussion of Local Earthquake and Tsunami Hazards,” to ...