Tesla has finally introduced the long-awaited, cheaper versions of its Model Y and Model 3 cars. The new cars, which the company unveiled in an X post on Tuesday, Oct. 7, are the brand’s most ...

Telsa’s revenue and profits tumbled in the fourth quarter, capping off the most difficult year for the electric automaker since it became profitable six years ago.

The automaker also said it would invest $2 billion in xAI, the artificial intelligence company controlled by its C.E.O., Elon ...