SensaBubble (1 of 3) (IMAGE) University of Bristol Caption This image shows users interacting with SensaBubble. Credit Image courtesy of Bristol Interaction and Graphics group, University of Bristol, copyright © 2014 Usage Restrictions The image is for single-use only and should not be archived License Licensed content 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.