The strain that data centers are placing on Arizona's grid is also helping elevate interest in rooftop solar and storage.

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 ...

A 1975 magazine predicted that new cities will rise in the Arizona desert, with "an endless supply" of solar energy. The reality took a different turn. Fifty years ago, solar energy was seen as an ...