Lightyear tests solar roof tech on a Tesla Model 3

Tesla Model 3 modified by Lightyear for solar roof testingDutch startup Lightyear plans to launch an electric car powered by a combination of solar panels and batteries. That car isn't quite ready for production yet, but Lightyear is testing its solar tech on modified Tesla Model 3 sedans. Lightyear has two of these Tesla research vehicles, numbered 005 and 006, as well as a solar-equipped Volkswagen...