USGS reports five earthquakes on the morning of July 31 in the Rialto area, ranging from 2.5 to 4.3 in magnitude.

The Rialto Fire Department reported that a series of small earthquakes shook the northwestern portion of the city Thursday ...

A magnitude 8.8 monster off the eastern coast of Russia threatened tens of millions of people with a tsunami risk. So why did ...

Here is a sampling of things to do in the San Fernando Valley and the greater Los Angeles area.

Over the last half century or so, millions more people have moved to greater Los Angeles, settling in increasingly far-flung ...

Southern California Edison has announced it will create a program to compensate victims of January’s devastating Eaton Fire ...

An estimated 60% of residents who lost their homes in the January firestorms won’t be required to rebuild to the highest fire ...

Longtime L.A. sportscaster will receive the 2025 Los Angeles Area Emmy Governors Award.

While orbiting telescopes like the Hubble Space Telescope or the James Webb Space Telescope give researchers a unique view of ...

LOS ANGELES — A magnitude 4.3 earthquake rumbled through Muscoy in San Bernardino County on Thursday morning, triggering ...

Outdoor lighting for buildings, roads and advertising can help people see in the dark of night, but many astronomers are ...