If you stop to think about it, it’s a marvel that we can harness energy from the sun. But we do, thanks to solar panels equipped with photovoltaic cells that convert sunlight to electricity. That’s no ...

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 ...

Solar shingles are less noticeable and easier to put on the roof, but they cost more and can be less efficient. Some or all of the mortgage lenders featured on our site are advertising partners of ...