DraBot Video (VIDEO) Duke University This video is under embargo. Please login to access this video. Caption With the ability to sense changes in pH, temperature and oil, this completely soft, electronics-free robot dubbed "DraBot" could be the prototype for future environmental sentinels. Credit Ken Kingery, Duke University Usage Restrictions None 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.