US military is facing increasingly Anti-access /Area denial environment, a set of overlapping military capabilities and operations designed to slow the deployment of U.S. forces to a region, reduce the tempo of those forces once there, and deny the freedom of action necessary to achieve military objectives . Unmanned Air …

The Department of the Interior published on May 18, 2018, a list of 35 mineral commodities considered critical to the economic and national security of the United States. These minerals have been designated as critical to the US’s national interest in part because of their potential military and industrial applications. …

The Excalibur smart artillery shell has a ruggedized Global Positioning System (GPS) satellite navigation receiver and uses satellite signals to help guide itself to its intended targets. It first was fielded in Iraq in 2007 for urban or complex-terrain engagements in which collateral damage must be kept to a minimum. …