Self-driving cars are becoming increasingly intelligent, but whether they'll ever be ubiquitous and fully capable remains unclear. Tesla notes (for now) that its Full Self Driving Capability is ...

It's important to understand how your car works to avoid wasting unnecessary fuel. Using cruise control can improve your MPG, but only under certain conditions.

Cruise control is a driver's best friend for the barren stretches of highway where nothing much changes for hours — set a speed, relax the right calf, and let today's electronics handle the monotony.