Adding transparent solar cells to the glass would be a relatively small cost Imagine a world where the windows of high-rise office buildings are powerful energy producers, offering its inhab... Read more
It’ll be a shorter payback than any other form of renewable energy The solar power system Facebook Inc. plans for its new Menlo Park headquarters won’t just supply electricity. I... Read more
It sounds too good to be true: you can go solar without paying a cent. I first mentioned this proposition, known formally as a power-purchase agreement, two years ago: a company such as SunR... Read more