If you live in a city, near a highway, or an airport, you may be bothered by a variety of low-frequency noises emitted by cars and airplanes. Research results have been announced that ``ping pong ...

Constant city noise has been linked to long-term health problems, but it's hard to keep out of homes and businesses; low-frequency sounds such as traffic and construction propagate easily through ...

Days after a man opened fire in a D.C. pizzeria because police say he believed Hillary Clinton was running a child sex ring there, another man is accused of threatening a pizzeria located on the same ...