Tesla Motors and SolarCity are working together to make home energy storage systems available to consumers.
Elon Musk says sales are even better than before video of a flaming Tesla went viral.
On Monday, CEO Elon Musk revealed new information about the company's future.
Its Model S is not the best-selling electric vehicle, nor the best-selling luxury sedan, but the best-selling car there -- period.
Since Tesla does not publish monthly sales results, it can be difficult to track its performance -- but its VIN numbers can give you a crucial clue.