Alva Review-Courier -

By Rolf Quam
Binghamton University and State University of New York 

Testing ancient human hearing via fossilized ear bones


(THE CONVERSATION) How did the world sound to our ancient human relatives two million years ago?

While we obviously don’t have any sound recordings or written records from anywhere near that long ago, we do have one clue: the fossilized bones from inside their ears. The internal anatomy of the ear influences its hearing abilities.

Using CT scans and careful virtual reconstructions, my international colleagues and I think we’ve demonstrated how our very ancient ancestors heard the world. And this isn’t just an academic enterprise; hearing abilities are closely tied with verbal communic...

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