The Talking Ear

New research suggests that the human ear is not just a receiver but also a transmitter that generates its own sounds to echo incoming noise. This elegant feedback system helps the brain process sounds across a wide range of volumes, indicating a highly precise design.

Image: Schematic overview of  inner ear, van der Valk, W.H., Steinhart, M.R., Zhang, J. et al., CC BY 4.0, Wikimedia Commons, image cropped from original.

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