Researchers (image) Bielefeld University Share Print E-Mail Caption Dr. Thomas Hermann (left) and Dr. Bodo Ungerechts (right) have developed a system together with Daniel Cesarini, Ph.D. that uses sound to expand a swimmer's perception and feel for the water. Credit Photo: CITEC/Bielefeld University Usage Restrictions The image may only be used with appropriate caption or credit. Share Print E-Mail 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.