Can you keep it down?
Posted June 3, 2009 7:24 a.m. EDT
Updated June 3, 2009 7:33 a.m. EDT
Wired magazine has a neat blog entry about one of the newer non-lethal weapons in circulation: The Long-Range Acoustic Device.
You can use it to broadcast important information over long distances during emergencies. But it also has a setting that produces a shrill whine that will drive away bad guys. The military and law-enforcement officials are using it to deter the nefarious. Cruise-ships also have them to turn away pirates.