Tesla Inc CEO Elon Musk said improvements to be unveiled at the electric-vehicle maker's "Battery Day" event would not reach "serious high-volume production" until 2022, knocking its shares down.

For almost two decades, Elon Musk has promised that Tesla would sell an affordable electric car. It was the final piece of his so-called “secret master plan”—build something expensive, use the profits ...

Panasonic Corp said on Thursday it is working to develop a new battery cell for Tesla Inc based on the U.S. electric vehicle maker's new cell format, as the Japanese company moves forward its ...

To calculate the discharge rates of EV batteries, we first need to understand how lithium-ion batteries work and how they are used. Nearly all electric vehicles on the market today feature a ...

Tesla successfully fended off proposed environmental regulations in Nevada late last year that would have applied more stringent rules on its battery production operations, according to records ...