Batteries aren't one-size-fits-all, and neither is the way they're wired to your house. Here's what you should know about AC- and DC-coupling. When we think about solar panels and batteries, we don't ...

Some upgrades are simply cheaper to do while your solar system is being installed than they are to add later. We've got prime ...

Solar is no longer just a way to trim your utility bill; for many homeowners it is a serious contender to keep the lights on ...

"The difference between an average panel and a highly efficient one can mean fitting a complete solar energy system on a ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Solar panels can only generate electricity; they can’t store it, so you must pair them with a stand-alone ...

With the growth of portable power stations as solar generators in the last decade, interest and competition has led to huge improvements in solar panel performance. When I began playing around with ...

These have the same footprint of a conventional, flat solar power setup -- but as you can see in the picture above, the total surface area is much, much larger. The team built a variety of 3D designs, ...

For years, solar power at home was mostly limited to people who owned their rooftops and could afford the steep upfront costs. But now, a new generation of small, affordable systems — often called ...

Switching to solar energy is a major financial commitment and, if you’re like most homeowners, you’ll want to know how long it will take to recoup your investment. This average recovery time, called ...