A low-pressure system moving through Southern California is expected to bring rain and cold temperatures across the region ...

In the 1930s, workers bored a 13-mile tunnel beneath Mt. San Jacinto. Here's a look inside the engineering feat that carries ...

In parts of California’s Central Valley, so much groundwater has been pumped out of the ground to deal with the region’s ...

U.S. Bureau of Reclamation contractors south of the San Joaquin Delta to receive up to 50% of their contracted amount of ...

A new study found that it's possible to return grizzly bears to California. Whether that's a good idea is a matter for ...

Hot and dry conditions in the region could accelerate yet another wildfire season, with high risks of concerning ...

A cold system expected to hit Southern California by Saturday brings slight rain chances and snow flurries in the mountain communities.

ALL OF CALIFORNIA IS MOUNTAIN LION HABITAT ... scientific claims and would interfere with existing research in the region," the bill analysis reads. Several groups are listed either in opposition ...

Most of the states in our region have at least one county that violates the Environmental Protection Agency’s National ...

Visiting tiny towns is a bit of a civic duty that maybe wasn’t written into the curriculum or taught in lesson plans before we exited into the real world.

Scientists found new evidence that Earth’s crust is peeling underneath the Sierra Nevada in California. The process might be ...