It may seem like a horse-drawn Zeppelin, but Astro Mechanica seems to be all-in on its revolutionary hybrid-electric ...

AI can be used to make buildings more energy-efficient by automatically adjusting lighting, ventilation, heating and cooling ...

Southern California air quality regulators extended a no-burn alert for much of Los Angeles, Orange, Riverside and San ...

Utilities customers help pay for biomass because electric utilities buy its products to produce electricity, paying four ...

Will Congress listen? Legislation from L.A. fires would increase the risk, putting homes and lives in greater danger.

This is read by an automated voice. Please report any issues or inconsistencies here. Southern California air pollution officials have issued an alert banning wood and wood product burning through ...

Omar Yaghi thinks crystals with gaps that capture moisture could bring technology from “Dune” to the arid parts of Earth.

Thousands of gallons of oil and toxic wastewater poured out of a pipe running through a Monterey County oil field on Friday, Dec. 5, in the latest of several recent spills around the state. The pipe ...

SAN DIEGO COUNTY, Calif. — California’s decades-old perk, which allows solo drivers of electric vehicles to use carpool lanes, expired on Monday. While the program officially ended in October, the ...

California's drinking water has elevated levels of a certain contaminant found to be associated with adverse birth outcomes, causing experts to advise that safe water advisories need to be updated.

This is read by an automated voice. Please report any issues or inconsistencies here. To the editor: Let me count the reasons why air taxis are a bad idea (“Why an unproven air taxi company is ...

Two refineries in California are winding down their operations. Philip 66 in Los Angeles County is set to shut down completely in *** few weeks, and Valero in the Bay Area will stop operations in ...