It is fascinating that the tiny bones in the middle ear appear to have evolved from gills that were no longer needed. Figure 2 shows the path that sound waves follow from the sound source where they ...

In the evolution of the middle ear, the spiracle gill pouch and the hyomandibular bone play principle roles. We have already considered the evolution of the hyomandibular, quadrate and articular bones ...

Discover the fascinating evolutionary story behind the human outer ear, which evolved from fish gills. Learn how nature ...

I love my bone conduction headphones. I wear them when I’m running so that I can hear traffic approaching. I also love them for noisy environments where I put in earplugs. Since the headphones don’t ...