The United States should provide its ally the Philippines with the type of sound cannons the Chinese coast guard employs to harass Philippine vessels, according to an expert on international relations ...

SIOUX FALLS, S.D. (KELO) – If you’re out at Falls Park or the airport this winter, you might hear the sound of a cannon during the day. It’s not an explosion or a firearm; it’s a sound cannon to scare ...

The incident allegedly happened at what was the last protest so far since the rallies began last year A device resembling a sonic cannon on a police vehicle in Belgrade on the day of the protests ...

After one of the biggest demonstrations in Serbian history, many are demanding to know whether a small-scale stampede was the result of the authorities using a 'sound cannon' to disperse protesters.

BRUSSELS — The European Union expressed concern Thursday about Greece’s use of a sound cannon to scare migrants away from its borders, raising questions over whether the device contravenes the ...

Missouri state highway workers mounted a long range acoustic device on the back of a truck during tests last fall. The sonic device produces a loud noise to warn motorists away from work crews. Photo ...