The Air Force plans to power Nellis AFB, Nev., from a solar energy plant that will provide about 30 percent of the base’s energy needs, according to USA Today. The base will have the “largest solar power plant in North America” when it constructs its 140-acre “photovoltaic array with panels of silicon wafers that will rotate to follow the sun,” reports William Welch. USAF estimates savings of about $1 million per year.
The first flight of the secretive B-21 bomber has slipped to mid-2022, but the program is moving along well, Air Force Rapid Capabilities Office director Randall Walden said in an exclusive interview. The second copy of the B-21, which will be used for structural testing, is now on the production…