Its mission seems as humane as it is clear: to develop “weapons that are explicitly designed and primarily employed so as to incapacitate personnel or material, while minimizing fatalities, permanent injury to personnel, and undesired damage to property and the environment.”

To some critics, however, the Joint Non-Lethal Weapons Directorate, established by Congress in 1997 under Marine Corps command, is obsessed with developing a high-tech arsenal that contravenes U.S. and international law. More here.