Solar panels can only generate electricity; they can’t store it, so you must pair them with a stand-alone battery bank or a power station. For home emergency power (for a few hours of power), we ...

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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 ...

Today’s decisions about how and where to set up new energy projects will reverberate for generations. Catrin Einhorn reported from the grasslands north of Flagstaff, Ariz. Photos and video by Nina ...