The source of more than half of all wildfires in the Western U.S. remains unknown — a knowledge gap that hampers prevention ...

The backstory: According to a recent study, authorities never find the source of ignition for more than half of all of wildfires in the Western U.S. — a knowledge gap that can hamper prevention ...

The leaders of federal and local law enforcement agencies have joined together to create the Joint Regional Fire Crimes Task ...

Fire investigators are looking at a hiking area called Skull Rock as the potential point of origin for the destructive ...

Lawyers for fire victim allege Southern California Edison may have destroyed crucial evidence in deadly Eaton Fire.

Dozens of people are believed to have died in the Palisades and Eaton fires, which have burned down whole swaths of ...

CNN’s Josh Campbell reports on what the Bureau of Alcohol, Tobacco, Firearms and Explosives is doing to try and pinpoint the ...

We explain what’s known about how the catastrophic L.A. wildfires started and the factors that scientists do -- and don’t -- ...

Attorneys for a woman who is among thousands who lost their homes in the Eaton Fire outside Los Angeles say Southern ...

Speculation about the cause of Los Angeles' devastating fires is rampant. The official investigations are now underway.