It used to be that when a car was missing certain features, you’d just see a blank button in the interior. That still happens, but in case you haven’t noticed, cars are becoming a lot more ...

Audi unveiled its e-tron electric sports car with four motors, two on each axle, for a 0-to-60 mph time of 4.8 seconds or so. According to Audi, the automaker set out to develop a two seater that used ...