An Arizona solar company's bankruptcy proceedings have customers worried about its commitment to solar energy.

Sunpower Solar recently filed for bankruptcy, so On Your Side discusses what that means for homeowners with solar panels.

Gordon Johnson, the founder and CEO of the equity-research firm GLJ Research, said the solar-panel systems offered by ...

Harris attended a Univision town hall in Las Vegas on Thursday afternoon before going to an evening rally in Chandler.

Despite a colder weather forecast, a government report predicts little change in heating costs from last year.