The document summarizes the latest news from the Defense Systems Information Analysis Center (DSIAC). It discusses the U.S. Army's development of autonomous vehicles and weapons to prepare for potential conflicts against technologically advanced adversaries. It also provides information on upcoming defense events, a featured technical inquiry about applications of materials with negative thermal expansion coefficients, and the DSIAC's model of the month on surface-to-air missile simulation software. Recent defense news articles cover topics including new munitions, radar technologies, non-lethal weapons, and 3D printed steel parts.