Pain Ray vs. Snipers

When your entire purpose in life is to hurt people, you're bound to be misunderstood. That's the situation with the Pentagon's pain ray – even though it might save lives as a counter-sniper tool.

For years, combat units have been begging for the Active Denial System, which uses millimeter waves to heat the very top layer of the skin. If it was lethal it would probably have been fielded years ago. But ADS is a non-lethal weapon. And in the field of non-lethal weapons, politics -- and perceptions -- rule. ...