Evolution is a master recycler. It often uses old structures (or ancient genes) for new jobs. The mammalian ear is a perfect example. Over the eons, the jawbones of our fish ancestors became three ...

The outer ear is unique to mammals, but its evolutionary origin has remained a mystery. According to a new study published in Nature from the USC Stem Cell lab of Gage Crump, this intricate coil of ...

Upright and standing tall, folded or curled, cat ears come in a variety of sizes and shapes. Despite dramatic variations in appearance between some breeds, all cat ears function the same way. Ears can ...

In the inner ear, there are two different types of sensory cells that are responsible for hearing. An MHH research team has now identified the molecular switch for the formation of these inner and ...

Joe Surfer asks: What? Excuse me? I didn’t catch that? What did you say? Could you repeat that? Huh? Sound familiar? Well then maybe you or some surfer you know suffers from exostosis of the external ...