Earwax is your friend. A gooey and somewhat gross friend. Next and last stop, the middle ear. We are now looking at an actual eardrum. The eardrum's a thin piece of skin, and other tissues ...

Comparative anatomy of eustachian tube and middle ear cavity in animal models for otitis ... D.J. Anatomy of the chinchilla bulla and eustachian tube: I. Gross and microscopic study.

By labeling stem cells with a genetic "barcode," they have been able to follow the cells' developmental journey and discover how the inner ear is formed in mice. The discovery, published in ...