Was that an earthquake you just felt or merely a big truck rumbling by? You don't have to wonder thanks to the U.S.

Volcanoes across the country are beginning to wake up and erupt, and no one has a good explanation for why it's happening.

Google's Android Earthquake Alerts system uses your phone's accelerometer to provide crucial seconds of warning before seismic activity.

An early-warning system on Android phones has detected more than 1,000 earthquakes worldwide since 2021, sometimes giving ...

Earth’s continents may look fixed on a globe, but they’ve been drifting, splitting and reforming over billions of years – and ...

A new study on the ancient Greek city of Helike shows how repeated earthquakes transformed the landscape and forced ...

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

The fault has moved the curbs as much as a handspan, around 18 centimeters, since the time they were installed, up to 60 ...

A swarm of earthquakes under the largest volcano in the Cascade Mountain Range has some people wondering if it's rumbling ...

Hundreds of earthquakes have been detected at Mount Rainier so far Tuesday morning in the largest such swarm at the active stratovolcano since 2009, according to the U.S. Geological Survey.