Nano Hearing Aids (888-310-NANO), a popular maker of over-the-counter (OTC) hearing aids, has launched a new affordable behind-the-ear (BTE) ...

Most noise-blocking headphones fall into two categories: they use some kind of material to absorb or scatter noise, or they use active cancellation that creates a signal to oppose the noise signal.

But those walls were actually constructed for noise reduction. More from Transportation Most people think that the walls alongside highways, often made of concrete, brick, or wood, are for crash ...

Brown noise has a low, natural sound, so many people find it easier on the ear than white noise. Examples of brown noise include rushing waterfalls or rivers, heavy rainfall, and rumbling thunder.