The Air Force is returning to the experimentation business and is budgeting $100 million annually, starting with fiscal year 2018, to examine existing technologies and how they can be used to address future challenges.Assistant Secretary of the Air Force for Acquisition, Military Deputy, Lt. Gen. Arnold Bunch said Wednesday the service has created a council, chaired by himself and Deputy Chief of Staff for Strategic Plans and Requirements Lt. Gen. James “Mike” Holmes, to prioritize future experiments. Bunch said some…