Kicking your utility to the curb sounds like a great deal, but it's more difficult than it sounds. Here's what it takes to go off the grid with solar panels. CNET contributor Eric Mack knows all too ...

Solar panels use a scientific concept called the photovoltaic effect to turn sunlight into electricity. Here's a deep dive into how it all works. You've probably wondered what kind of magic in solar ...

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It is among the cheapest energy sources available, provided homeowners can get over the hump of the initial investment.

Look closely at a solar panel, and you'll see a series of thin metallic lines running across the surface. They're not there to look nice — they have a specific purpose. Those lines are called the grid ...