When listeners heard an annoying sound, activity in the amygdala increased and took over regulation of the auditory part of the brain.

Brain activity in the amygdala increased for unpleasant sounds. Image via the Journal of Neuroscience Why would the amygdala activate specifically for sounds within this range?

Wired for sound: Enraging noises caused by brain connection overdrive Date: February 3, 2017 Source: Newcastle University Summary: While many of us may find the sounds of chewing or breathing off ...

Video cameras continue to gain widespread use, but there are privacy and environmental limitations in how well they work. Acoustical waves are an alternative medium that may bypass those ...