The Pentagon's rapid prototyping and experimentation office is helping nontraditional tech vendors break through acquisition barriers and quickly test their innovations, the Defense Department's chief technology officer said today. “We’ve opened the door for you to come to our test ranges, and we’ve opened the door for rapid acquisition,” Emil Michael, under secretary of defense for research and engineering, said during an event today at the Pentagon highlighting multidomain autonomy solutions. One such opportunity is the Technology Readiness Experimentation (TREX)...