Author: By Niraj Chokshi

Tesla said it was working on advances that would lower the cost of batteries and increase their capacity to store energy.

Mr. Musk opened his California factory this week in defiance of local orders. He has also criticized the response to the pandemic as “dumb” and “fascist.”

The electric car company’s stock fell about 9 percent after its chief executive tried to talk down the surging price of Tesla shares on Twitter.

The electric carmaker had continued making cars in recent days in apparent defiance of a local county order limiting operations of nonessential businesses.

The electric carmaker had continued making cars in recent days in apparent defiance of a local county order limiting operations of nonessential businesses.

The National Transportation Safety Board called for improvements in the electric-car company’s driver-assistance feature and cited failures by other agencies.

The National Transportation Safety Board is looking at the electric-car company’s driver-assistance feature after several deadly accidents.

News about its battery suppliers and optimistic analyses helped lift the electric-vehicle maker’s share price Monday.

News about its battery suppliers and optimistic analyses helped lift the electric-vehicle maker’s share price Monday.