Orono, Maine — U.S. Sens. Susan Collins and Angus King joined officials from the Maine governor’s office July 26 to in welcoming Daniel Simmons, Department of Energy (DOE) assistant secretary for energy efficiency and renewable energy, to the University of Maine. Simmons toured the 100,000-square-foot Advanced Structures and Composites Center and its innovations under development, read more Sens. Collins, King, state leaders welcome DOE assistant secretary to UMaine Composites Center