������ý

Rivian Automotive Inc.’s “launch mode” is impressive — at least on its trucks. The assembly lines are perfectly capable of cruising speed; they just need more computer chips.

The National Highway Traffic Safety Administration, which has the authority to force recalls, has opened two formal defect investigations that could ultimately lead Tesla Inc. to have to retrofit cars and restrict use of Autopilot in situations it still can’t safely handle.

PROVIDENCE, R.I. — Twitter said April 15 that its board of directors has unanimously adopted a “poison pill” defense in response to Tesla CEO Elon Musk’s proposal to buy the company for more than $43 billion and take it private.

Elon Musk has made a controversial offer to buy Twitter Inc., saying the company has extraordinary potential and he is the person to unlock it.

Who gets a ticket in a driverless car? It turns out no one does, the San Francisco Police learned recently.

Twitter Inc.’s shares slid after Elon Musk decided not to join its board, a stunning twist to a weeklong saga that has captivated the tech community and touched off renewed speculation about the company’s future.

AUSTIN, Texas — Tesla will build a vehicle dedicated for use as a robotaxi, and it will start making three new vehicles next year, CEO Elon Musk told fans at a party celebrating the opening of a Texas factory.

Tesla Inc. will start production next year of three products that have fallen well behind Elon Musk’s original schedule, including the Semi.

U.S. Xpress Enterprises and the self-driving trucking company Kodiak Robotics Inc. are teaming to run an autonomous freight route, the companies announced April 7.

Aurora Innovation Inc. has announced a deal to haul freight on a route between Fort Worth and El Paso, Texas, for Werner Enterprises.