Police say a social media post from earlier this month helped fuel concern about a possible weapon at Salina’s South High ...

But a hackier way would be to build a parametric speaker that focuses soundwaves into a narrow beam like [Shane] did with this ultrasonic sound gun. As the directivity of a soundwave depends on ...

But a hackier way would be to build a parametric speaker that focuses soundwaves into a narrow beam like [Shane] did with this ultrasonic sound gun. As the directivity of a soundwave depends on ...

The Wilson County Board of Zoning Appeals has denied the use of a property on South Mt. Juliet Road as a gun range. The property in question, 4280 S. Mt. Juliet Rd., is zoned as R-1 Rural Residential, ...