The NY Times has an article on hearing, or on the middle ear at any rate. Thought it might be of interest, http://www.nytimes.com/2009/10/13/science/13angier.html?_r=1&ref=science Didier Didier A Depireux depireux@xxxxxxxxx Inst. for Systems Research http://theearlab.org School of Engineering Ph: 410-925-6546 U Md College Park MD 20742 USA Adjunct, BioEngineering