Robust testing and evaluation processes are important for learning from both the successes and the failures in prototype development. Dr. John Granier, chief engineer of munitions and energetics at ...

Simplified machine designs with fewer components run more efficiently and are less expensive to build. Older mechanical power transmission and actuator technologies, such as chain, rack and pinion and ...

When Dr. John Granier, chief engineer of munitions and energetics at Element U.S. Space and Defense, and Dr. Michelle Pantoya from Texas Tech University’s Combustion Lab spoke with Machine Design ...