TEP and Arizona Electric Power Cooperative are changing how they collect power by building new solar farms in Cochise County.

After concluding their second full year with solar panels, an Arizona homeowner decided to share their experience on social media. Writing on the r/solar subreddit, the homeowner described the ...

A group of climate-focused candidates is hoping to steer the Salt River Project toward clean energy. Turning Point USA stands ...

On 14 days during March, Arizona utilities got a gift from California: free solar power. Well, actually better than free. California produced so much solar power on those days that it paid Arizona to ...

Arizona ranks second nationally for rooftop solar and first for utility-scale solar power plants, according to an August report from Ernst & Young. And a July report from Environment America’s ...

Arizonans are increasingly turning to solar power but APS is having to supplement with battery power.

Forbes contributors publish independent expert analyses and insights. Robert Rapier is a chemical engineer covering the energy sector. On a recent flight from Los Angeles to Phoenix, I glanced out the ...

Editor's Note: Third Act Arizona was the key organizer of the Sun-Day event. Researchers are coming together from across Arizona for Sun-Day, to see how solar energy keeps the lights on above while ...

Solar panels convert sunlight into electricity that you can use in your home. Silicon cells in each panel absorb photons from ...

The Bureau of Land Management plans to sell a parcel of land to a solar developer in Arizona. In a Federal Register notice to ...

Solar and wind power just hit record highs in the U.S. with explosive growth and plunging costs. Here’s which states are ...