An entrepreneur rolled out his prototype solar-powered car, named INTI, after the Inca sun god. But will solar cars heat up ...

Designing concept cars seems kind of like being back in grade school, when kids are encouraged to dream up things like a bedroom with a bouncy-house floor or a spaceship with an ice cream machine on ...

While charging an EV off a solar power system sounds like an alluring prospect, it will require a relatively large battery if your car is mostly at home at night.