Solar-powered cars are here, but there’s a long road to wide use

The dream of solar cars has been around for decades. In recent years, as solar technology has improved exponentially, what was once a novelty is now becoming a reality. Several automakers have plans to develop and refine solar-powered vehicles. But how does solar deliver on the promise of a completely free and clean source of transportation power? We spoke with Sam Abuelsamid, an analyst with Guidehouse Insights.