Many aging, high-mileage Model S sedans retain much of their original battery capacity; they’re remarkably cheap to buy, and ...

A new analysis of nearly 10,000 real-world EV battery tests found that the same Tesla Model 3 holds up very differently depending on which battery it was built with — and the cheaper LFP version comes ...

Electric cars are no longer a new technology and though there are many things about them that we have come to understand, there is a whole new set of unknowns to think about as the cars get older.

For years, one aspect of Tesla Inc.’s business has been growing outside the public eye, its revenue soaring even as the company’s electric car sales sputtered and stalled. Now analysts wonder whether ...

Battery X Metals is adding new leadership just as its most closely watched battery technology moves beyond controlled testing ...

Tesla remains the world’s most valuable automaker by market cap. But it is switching its focus to AI, robotics and autonomous ...