In an effort to better understand how the inner ear can hear the quietest of noises, researchers from Yale University stumbled across a potential new way the human body actively manages sound ...

Following is a transcript of the video. Narrator: We have noses to smell, eyes to see, and ears to hear, right? Well, actually, your ears are responsible for much more than just hearing.

Save guides, add subjects and pick up where you left off with your BBC account. We can hear sounds because our ears turn sound vibrations from the air, into signals that are sent to our brain.

They focused their effort on individual cells from zebrafish- which is a model laboratory fish species ... The cells that ...

It’s evolutionary biology. In a fascinating new discovery, scientists have found evidence suggesting that the flexible outer part of human ears may have evolved from the gills of ancient fish.