Will We Hear the Light? Surprising Discovery That Infrared Can Activate Heart and Ear Cells

Scientists have used invisible infrared light to make rat heart cells
contract and toadfish inner-ear cells send signals to the brain. The
discovery someday might improve cochlear implants for deafness and lead
to devices to restore vision, maintain balance and treat movement disorders like Parkinson’s.

Link: http://www.sciencedaily.com/releases/2011/03/110328092508.htm?utm_source=feedburner&utm_medium=email&utm_campaign=Feed%3A+sciencedaily%2Fhealth_medicine%2Fhearing_loss+%28ScienceDaily%3A+Health+%26+Medicine+News+--+Hearing+Loss%29