Massive structure protects new vehicles from hail damage.

It’s the Fourth of July weekend, and solar-powered cars line up at the National Corvette Museum Motorsports Park in Bowling Green, Kentucky. Teams from universities across the country have gathered ...

It sounds like an idea straight out of a five-year-old’s imagination: A car covered in solar panels runs entirely on energy from the sun. As far-fetched as it seems, this isn’t pure fantasy.

TL;DR: A wave of innovation among US startups is pushing solar-powered driving closer to mainstream reality. Companies are developing vehicles and accessories that harness sunlight to cover a ...