The California Senate passed a bill Sept. 11 mandating human drivers behind the wheel of autonomous trucks on state highways for at least the next five years. Will the governor sign it?

SACRAMENTO, Calif. — Major corporations would have to disclose their direct and indirect greenhouse gas emissions under legislation passed Sept. 11 by California lawmakers.

If you want to know how quickly electric vehicles might spread across the U.S., just look at California. In the past five years, EVs have gone from 2% of new-car sales in the state to 22%.

If California's Assembly Bill 316 becomes law, driverless trucks won’t be able to drive down state highways without a human driver present until at least 2031.

PALM DESERT, Calif. — Tropical Storm Hilary swept people into swollen rivers, toppled trees onto homes and flooded roadways as the massive system marched northward Aug. 21.

LOS ANGELES — Tropical Storm Hilary drenched Southern California from the coast to the desert resort city of Palm Springs and inland mountains, forcing rescuers to pull several people from swollen rivers.

LOS ANGELES — With Hurricane Hilary barreling toward Southern California, officials are monitoring how the intense rain will impact critical infrastructure such as freeways and bridges.

For the first time in California, one out of every four new cars sold in the last quarter were zero-emission vehicles, Gov. Gavin Newsom announced this week.

California state legislators are moving closer to a final vote on a bill that would for roughly six years require drivers to be in the cab at all times for autonomous trucks.

Major truck and engine manufacturers have brokered a truce with California’s plan for phasing out sales of Classes 4-8 diesel-powered trucks in a landmark deal with state regulators.