WEST LAFAYETTE, Ind. — Imagine an aircraft flying 2,800 miles across the United States in only 15 minutes. A state-of the-art building ready for construction at Purdue University will provide the facilities to explore that idea through advanced hypersonic research.The planned 65,000-square-foot Hypersonic Applied Research Facility (HARF) will house two cutting-edge wind tunnels, enhancing Purdue’s world-leading capabilities in hypersonics evaluation and testing. The $41 million facility will house the o