Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...

Switch to solar with a system built for you. Many homeowners consider switching to solar energy as a better option for both the environment and their bank accounts. However, only a select few have the ...

Installing solar panels is a major investment. Be sure to ask these 15 questions before deciding if they’re right for you. Energy bills are on the rise. As the weather heats up, it's going to take ...

There are plenty of options for wattage in the solar panel market, including 200-, 250-, 300- and 500-watt (W) panels, but 400-W panels are one of the most common choices you'll see in use on homes ...

As electricity prices soar and rooftop solar subsidies vanish, some U.S. renters and homeowners are surreptitiously installing solar panels on balconies and in backyards without their utility’s ...

Using the sun to power homes requires cutting-edge technology, but you wouldn’t know it from the companies selling solar panels to consumers. Many rely on pushy salesmen, middlemen and drawn-out, ...