A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.

When the island of Santorini was rattled by thousands of small earthquakes earlier this year, many people were left mystified ...

While rare, Redding does get earthquakes strong enough for us to feel. Here's why Shasta and Siskiyou counties and the north ...

Scientists worry that recent activity seen on a satellite at a volcano near a major U.S. city could spell disaster for thousands.