Sono Sion solar electric car promises 18 miles of range from solar panels

Sono Sion solar charged electric carSolar cells have gotten cheap enough to make solar cars practical. At least that's the business model of one electric-car startup in Europe. Sono Motors plans to build a $25,000 electric car covered in solar cells that can provide up to 18 miles of range a day. The company plans to introduce it at the end of 2019. In a video interview with...