), and they play a crucial role in determining its range, performance, and efficiency. These batteries are designed to store and supply electrical energy that powers the car's electric motor.

A white car is plugged into one of several electric chargers in a parking area. While the environmental effects related to building batteries for electric cars, such as the one shown here, are ...

Beijing will now require government licenses for any effort to transfer abroad the technologies crucial for producing inexpensive electric cars. By Keith Bradsher Reporting from Beijing The Chinese ...