TUCSON, Arizona, Aug. 19 -- The University of Arizona issued the following news release: * * * College of Engineering team wins $5M to speed defense manufacturing By Chris Quirk The University of Arizona's Mach-X engineering team has been awarded a $5 million U.S. Army grant to design an alloy manufacturing process using 3D printing techniques and machine learning to make critical parts for vehicles that fly at least five times the speed of sound. The National Center for Defense Manufacturi  more