These brainy black birds are more than their unmistakable crow call. They've been a synergistic part of humanity's evolution.

Authorities warned this week of a possibly "life-threatening, destructive" Santa Ana windstorm, one that could rival or exceed conditions during the recent Mountain and Franklin fires. The ...

A section of the upper mantle and crust under the Sierra Nevada mountains is peeling away, in a process that may mimic how ...

The largest fires started on January 7 and devastated swathes of L.A., including Pacific Palisades and Altadena. The fires ...

Powerful Santa Ana winds, with gusts reaching hurricane strength, swept down the mountains outside Los Angeles and spread ...

The Santa Ana winds are dry, powerful winds that blow down the mountains toward the Southern California coast. The region ...

There is a 10% to 20% chance of flash flooding and landslides in some recently burned areas of Los Angeles County, ...

The rain that is expected to hit the scorched Los Angeles landscape this weekend may bring relief to the fire fights, but it ...

As fires have raged, so have citations of the prescient author Mike Davis. But in a changed world, we need new thinkers too.

Millions of California residents were placed under a red flag warning through Thursday amid threats of further fires with ...

Last year was the hottest year in history – on average more than 1.55 degrees higher than pre-industrial temperatures. The ...