In extreme cases, sonic weapons can cause nausea, dizziness, and even permanent damage. In this case, officials used it to declare unlawful assembly.

The Long Range Acoustic Device, or LRAD, was designed as a non-lethal tool to control crowds and deter threats using nothing ...

Alarmed by a spike in pepper spray use and threats of sound cannons at protests, human rights groups want a review of "less lethal" weapons for crowd control.

BELGRADE, Serbia — Ivana Ilic Sunderic had never heard anything quite so alarming and disturbing at a protest as the sound that broke a commemorative silence during a huge anti-government rally in ...

Genasys Inc. (NASDAQ: GNSS), the global leader in Protective Communications, today announced a $9.0 million Long Range Acoustic Device® (LRAD®) order from the U.S. Army for the Common Remotely ...

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 ...

BELGRADE, Serbia — Ivana Ilic Sunderic had never heard anything quite so alarming and disturbing at a protest as the sound that broke a commemorative silence during a huge anti-government rally in ...