The Malibu area was rattled by a second earthquake within a roughly seven-hour period, a preliminary 3.5 magnitude temblor ...

Languages: English. Earthquakes are not uncommon in California and vary in magnitude, from quakes so small that no one feels their shaking to natural disasters. When a quake strikes, there's often ...

While no injuries or damage was reported, the seismic activity followed a deadly stretch of wildfires in Southern California that began on January 7. Killing at least 25 people, the series of 30 ...

A new study shows that the inner core changed shape in just a few decades, challenging previous assumptions and revealing ...

A 3.4-magnitude earthquake struck Southern California, then a 3.2 quake followed, the U.S. Geological Survey reported. Getty Images/iStockphoto UPDATE: Just hours after back-to-back earthquakes ...