California's largest coastal cities reported rises in sea level that could threaten the state's infrastructure if left unchecked.

A deep-sea training and engineering dive off the coast of San Diego provided an opportunity for never-before-seen imagery of the U.S. Navy submarine USS F-1, lost at sea in an accident on December 17, ...

For answers, they turned to National Aeronautics and Space Administration (NASA) — and to UMass Lowell environmental science ...

Federal funding and staffing cuts delayed several critical trail maintenance projects on the Pacific Crest Trail. Here's how ...

The Hero of Ukraine, an officer of the Defense Intelligence of Ukraine (DIU) with a call sign Philosopher, tells about the ...

The Wolf Location Automated Mapping System, available to the public for the first time on The California Department of Fish ...

Mission Fire initially started 2:44 p.m. May 20 in Merced County. It has burned 53.8 acres after being active for 10 hours, ...

The Army 250-Mile Ruck March, a challenging ruck march across California is highlighting the rich history of the U.S.

With 65 miles of lush trails, a historic mission dam and the highest mountain in the city of San Diego, Mission Trails ...

New research strengthens the case that Venus, long considered a geologically stagnant world, may be more Earth-like in its ...

Our list of the best botanic gardens in Southern California spans Santa Barbara to San Diego and includes gardens everyone ...

Using radar data from a NASA mission launched more than three decades ago, scientists have found fresh clues suggesting that ...