EPFL researchers have developed a 100% effective, ultra-thin active noise cancelling system that uses an ionized air plasma propulsion system instead of speakers. A 17-mm-thick (0.6-in) layer can ...

Humans can observe what and where something happens around them with their hearing, as long as sound frequencies lie between 20 Hz and 20 000 Hz. Researchers have now developed a new audio technique ...

Have you ever felt moved or inspired when listening to your favorite song? Or, perhaps experienced a calm mood from the soothing sound of rain? Sound affects our brain and body in fascinating ways. As ...

The ability of sound to influence the intensity of physical pain and soothe the nervous system was noticed as far back as ancient Greece. Theoretical references to music therapy can be found in the ...