Dr. John Madden (IMAGE) University of British Columbia Caption Electrical and computer engineering professor Dr. John Madden says that in addition to watches and patches for measuring vital signs, the battery might also be integrated with clothing that can actively change colour or temperature. Credit Photo credit: Kai Jacobson Usage Restrictions Credit must be given to the creator. License CC BY 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.