The risk of flooding from a major tsunami may be greater than many realized along California’s coastline, state officials reported in new study.

Multiple allergy forecasters indicate 2025 is likely to be a pretty rough year for seasonal allergies. Pollen counts are expected to be higher than average in 39 states.

California air quality regulators announced the launch of a first-in-nation satellite data project Friday, with the aim of ...

Pull up the geographic center of California on Google Maps and you'll be led to a unique destination in the state.

Plans are in the works for California to launch a methane-detecting satellite network, the governor's office says.

State officials recently added tens of thousands of acres to wildfire hazard zones in and around Ventura County cities.