SAN FRANCISCO — General Motors is facing a U.S. Justice Department investigation into a collision that critically injured a pedestrian and derailed its self-driving car ambitions.

SAN FRANCISCO — California regulators on Aug. 10 approved an expansion that will allow robotaxi services Waymo and Cruise  to operate throughout San Francisco at all hours.

SAN FRANCISCO — California regulators are poised to decide whether robotaxi services Cruise and Waymo can provide around-the-clock rides throughout San Francisco.

Self-driving car pioneer Waymo is teaming up with ride-hailing leader Uber in the Phoenix area to transport passengers and deliver food in robotic cars.

Self-driving car pioneer Waymo announced May 4 that its robotaxis will be able to carry passengers through most of the Phoenix area for the first time.

SAN FRANCISCO — A jury on Feb. 3 decided Elon Musk didn’t defraud investors with his 2018 tweets about electric automaker Tesla.

SAN FRANCISCO — Elon Musk returned to the stand for a third day on Jan. 24 in federal court in San Francisco to testify in a trial stemming from a class action lawsuit.

A Silicon Valley judge began questioning potential jurors Jan. 17 to hear allegations that Elon Musk cheated Tesla investors by claiming in a 2018 tweet that he had lined up financing to take the electric automaker private.

California regulators on June 2 gave a robotic taxi service the green light to begin charging passengers for driverless rides in San Francisco, a first in a state where dozens of companies have been trying to train vehicles to steer themselves on increasingly congested roads.

SAN RAMON, Calif. — General Motors’ self-driving car company is sending out vehicles with nobody behind the wheel in San Francisco as it navigates its way toward launching a robotic taxi service that would compete against Uber and Lyft in the hometown of the leading ride-hailing services.