Tesla hacker Jason Hughes’ idea to build a car from two Tesla performance drive units, a few Tesla battery modules and two full Chevy Volt battery packs doesn’t seem so crazy now.

Sunlux, Project Solar and Freedom Solar Power are the top solar companies, based on customer reviews, equipment options, warranties and other factors.

Tesla and Neoen, the owner of the Tesla Powerpack farm in Australia that has been described as the “world’s biggest battery”, have completed a massive expansion of the big battery system.