The Pentagon's advanced research arm awarded a $171.2 million contract to Lockheed Martin for a program designed to develop technologies that would enable weapon systems to fly more than five times the speed of sound. According to a Sept. 23 contract announcement, the Defense Advanced Research Projects Agency awarded Lockheed the cost-plus fixed-fee contract for a project under the Hypersonic Air-breathing Weapon Concept program. This joint DARPA-Air Force project intends "to develop and demonstrate critical technologies to enable an effective...