The source of more than half of all wildfires in the Western US remains unknown, so the US Forest Service has teamed up with computer scientists to create tools that can find answers.

Non-native grasses and eucalyptus trees brought to California centuries ago for agriculture and landscaping have reshaped the state’s fire dynamics.

Firefighting planes are dumping water from the ocean on the Los Angeles fires, but using saltwater is typically a last resort.

Essential oils, detox regimens, parasite cleanses, and raw milk have entered the disaster economy.

After the devastation of the Los Angeles fires, officials are ready to rebuild. But defending against future fires requires thinking about more than buildings.

Melted plastic pipes and drastic water-pressure drops are potentially leaching toxic chemicals and contaminants into local supplies. Multiple water authorities in north Los Angeles have issued Do Not Drink notices.