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Updated 12 February 2018

To us, our sense of hearing appears to be constant.

To us, our sense of hearing appears to be constant – it’s always “on” and the same in both ears. Not so, say collaborating scientists from Italy and Australia whose research indicates that the strength of our hearing goes through highs and lows at rate of about six per second, even though we are not consciously aware of the process. What’s more, these oscillations vary between the right and left ear – first the one hits its highest sensitivity and then the other in a never-ending cycle.

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