“Toyota is testing a new and improved version of the solar power cells it previously launched on the Japan-exclusive Prius PHV, in a pilot along with partners Sharp and Japanese national research organization NEDO. This demo car’s prototype cells can convert solar energy at 34% and up, which is much better than the existing commercial version’s 22.5%. And, unlike its predecessor, it also can charge the car’s driving battery while the car is actually moving, recouping significant range while the vehicle is in use…”