Arizona knocked California out of first place for the quarter.
The new UNS Energy board of directors includes six independent local directors from the prior UNS board
UNS Energy Corp. reports jump in second-quarter net income
Environmentalists continue to push for a coal-free plant in Tucson.
Kinder Morgan agrees to monitor the pipeline and surrounding area for 20 years and give the county $4 million.
The Tucson area’s main economic-development agency has adopted a new strategic “blueprint” with a goal of creating nearly 40,000 new jobs in the next five years.
Irish fiddler Kevin Burke is always tickled to play in Tucson.
We’re going to have to adapt to more huge wildfires, prolonged heat waves, electricity brownouts, floods and severe droughts and other more extreme events in the future, thanks to climate change, says the director of a new University of Arizona research center that will try to help people do that.
From left to right: Alex Hinojosa, North American Development Bank deputy managing director, Bob Powell, North America, SunEdison Solar Energy president, U.S. Air Force Col. Kevin E. Blanchard, 355th Fighter Wing commander, Bill Green, MIC Solar Energy Holdings LLC chief executive officer, G…
Solar panels collect sunlight at Davis-Monthan Air Force Base, Ariz. The Davis-Monthan solar array project is placed on 170 acres of underutilized land, making this the largest of its kind on any U.S Department of Defense installation. The Air Force has stated a goal to increase renewable en…
State utility regulators are considering plans to waive — or possibly eliminate — a mandate that Tucson Electric Power Co. and other utilities get a certain amount of renewable energy from rooftop solar installations.
The U.S. economy is still weak, with 7 percent unemployment, many millions underemployed and fewer people employed in November than six years ago.
Weekes, a pioneer of gamma-ray astronomy, searches for the enormously energetic particles coming from pulsars, supernovae and black holes.
It took eight long years, but Tombstone finally blasted its way onto True West Magazine’s Top 10 True Western Towns for 2014. Tombstone comes in at No. 9, while Dodge City, Kan., takes the top spot.
Gisele Bundchen hugs her mother Vania as she sits on a "Snowmobike" in the Duracell Power Lodge, surrounded by her sisters. Patricia Bundchen, seen far left, is Gisele's twin. (PRNewsFoto / Procter & Gamble, Stuart Ramson)
The University of Arizona Tech Park will add a new solar-farm design to its solar-technology demonstration area next year, with the addition of a one-megawatt concentrating photovoltaic array.
State utility regulators approved new fees for Arizona Public Service Co. customers with solar-energy systems, in a decision that could ultimately affect solar customers in Tucson.
Singer-songwriter Chris Jamison has been getting to know Arizona one winery at a time.
Whether you are in favor of Rosemont Copper or opposed, your decision ought to be based on the most current facts.
The Arizona Game and Fish Department will get about $10 million over a decade from Rosemont Copper for land, water rights and wildlife projects to compensate for impacts of the proposed Rosemont Mine, the department announced Tuesday.