The Army has issued a broad agency announcement for research and development into manned and unmanned drive systems within rotorcraft engines, such as corrosion-resistant gearbox housings, lubrication systems as well as artificial intelligence and machine learning for "drive system prognostics." The Technology Development Directorate within Army Combat Capabilities Development Command’s Aviation and Missile Center is interested in the “development and demonstration of rotorcraft engine and drive system technologies" as part of the “Supplemental Power, Efficient Engines and Drives (SPEED) program,”...