HUNTSVILLE, Ala.—Army Materiel Command (AMC) spends considerable time, money and effort on science and technology to improve soldier equipment and effectiveness, the commanding general said. In the “defined space between the state of the art and the art of the possible, AMC works to protect, unburden, empower and sustain” the soldier, said Gen. Dennis Via, AMC commanding general at the Association of the United States Army Winter Symposium and Exhibition here. AMC invests about $1.6 billion annually, more than 70…