Does anyone know the cause(s) of a high frequency sound that occurs on monitors for certain screens (this seems mostly when white but not always)? It seems to happen on both my new Samsung 900IFT and ...
Our hearing picks up a limited range of sounds, limits that were used successfully to keep teenagers from congregating outside British grocery stores by a device called the “teenage sound repeller." ...
Sound is not just something we hear—it’s vibration, and vibration interacts directly with the human body at a cellular level.