How do solar panels work?
Solar panel systems 101: Understanding the basics
By Tom Tate
If a person had a Rip Van Winkle moment and fell asleep under a tree a decade ago, they would be amazed at how far solar photovoltaic (PV) systems have come. And they’d be right to feel that way as the technology continues to evolve at a rapid pace. Once the most expensive form of electricity generation, economies of scale in manufacturing and advances in technology are steadily driving prices down. In this guide, you'll learn everything you need to know to understand better how solar energy systems for your home really work.