The developer wants to convert water rights from power generation — originally allocated for a nuclear power plant that was ...

Wall Street loves lower interest rates because they can goose the economy and prices for investments, even though they can ...

A helicopter with a worker dangling beneath it buzzed among a row of newly built transmission towers north of Willcox last Sunday as construction continued on a multi-billion-dollar wind-energy power ...

A planned high-voltage transmission line linking Tucson and El Paso has won major financial support from the U.S. Department of Energy, promising electric customers in Tucson and across Arizona a key ...