A 4.3-magnitude earthquake struck the Inland Empire Thursday morning, according to the U.S. Geological Survey.

An earthquake with a magnitude of 4.3 struck about 5 miles from Fontana around 9:30 a.m. Wednesday and was felt around ...

A preliminary 4.4-magnitude earthquake struck Southern California Thursday morning, according to the U.S. Geological Survey.

California has been rocked by a 4.4 magnitude earthquake that sent shockwaves through Los Angeles. The US Geological Survey ...

The quakes come just a day after a massive magnitude 8.8 earthquake struck in Russia, prompting tsunami warnings along the ...

Based on seismic records and NOAA data, here is a list of top 10 most earthquake-prone countries in the world.

Russia's 8.8-magnitude quake raises questions about California's risk. Experts say California's faults, like San Andreas, can't produce quakes over 8.3 magnitude. The recent quake triggered ...

A new assessment of the enormous Tintina fault suggests it has been slowly accumulating strain over thousands of years.

The 8.8 magnitude megaquake is the joint-sixth largest earthquake ever recorded and the first tsunami waves have already hit ...

The massive fault line could trigger California’s next catastrophic earthquake, but how likely is the so-called ‘Big One’?

Countries with the most earthquakes are often located near the boundaries of tectonic plates, where seismic activity is most ...