Mudslides are dangerous torrents that are usually referred to by geologists and first responders as debris flows.

"Heavy rain over the burn scars could trigger life-threatening and damaging flooding and debris flows," the National Weather ...

NASA scientists used satellite measurements to map out local subsidence and uplift across the Golden State, which plays into ...

Rain bringing possible flooding and risks of debris flows near the burn scar of last year's Airport Fire​ led to Orange County officials announcing Wednesday that evacuation warnings for those areas ...

Cliffs slope into the ocean in San Simeon, California. All along the state's dynamic coastline, land is inching down and up ...

The Tunnel fire broke out in a wooded canyon just minutes away from UC Berkeley, where David Sapsis was working on his Ph.D.

CAL FIRE's maps only showed a ring of “very high” red hazard in the wildlands next to Altadena, with the vast majority of the ...

Nearly a month since blazes ignited across Los Angeles County, the channels of communications have been established between ...

Large wildfires in the desert were once rare. Now experts worry that invasive plants and a changing fire cycle are putting our saguaros and our homes in danger.

Amongst the chaos and devastating losses that marked the beginning of 2025, one pressing question lingers for the residents of Los Angeles: Why was the Santa Ynez Reservoir empty during California’s ...

Daily, University of Colorado Boulder (THE CONVERSATION) As wind-driven wildfires spread through the Los Angeles area in January 2025 ... Today, cameras watch over many high-risk areas. California has ...