Add Yahoo as a preferred source to see more of our stories on Google. The LRAD is capable of inflicting bodily harm including nausea, dizziness and even organ damage and permanent hearing loss in ...

On a suburban street in Maple Grove, a device first built for battlefields and warships was pointed at a crowd of Minnesota protesters. The long-range acoustic system, sometimes described by critics ...

Sound weapons deployed at protests have people searching for protection, but understanding LRAD technology reveals the mechanics behind these controversial crowd control tools and practical protection ...