Most homes already have a smart meter that digitally communicates with the electric grid. If you're looking to get rooftop solar panels, a smart meter is an essential piece of equipment. Here's why.

Every solar panel company makes bold claims about its panel efficiency, maximum wattage availability, temperature coefficient and other specs in optimal conditions. Anyone who does product testing ...

Here's how scientists are peeking into the future of new materials. This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every Wednesday, sign ...

Solar power has become the lowest-cost way to generate electricity on Earth. But building it on Earth places some significant limits on how much power it can generate, with the darkness and clouds ...