MUSIC - Biotech’s First Musical Instrument Plays Proteins Like Piano Keys

First comes a cacophony of gongs, then flutters of chimes, then a deep melodic whale call—these are the sounds of the first musical instrument powered by biotechnology. The music comes from a black box in the home lab of Josiah Zayner, a biophysicist at the University of Chicago. Inside the box blue lights pulse on vials of proteins, which in turn trigger the sounds. Zayner calls it the chromochord.

http://www.scientificamerican.com/article.cfm?id=biotechs-first-musica