Hearing Test: Babble (Without Algorithm) (audio) Ohio State University Loading audio... Caption Computer engineers and hearing scientists at the Ohio State University have made a potential breakthrough in solving a 50-year-old problem in hearing technology: how to help the hearing-impaired understand speech in the midst of background noise. Researchers played this sound clip for study participants to test whether they could hear a single, clear sentence being said amongst a background of babble. Credit The Ohio State University Speech Psychoacoustics Laboratory Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.