Paul Hansma (IMAGE) University of California - Santa Barbara Caption UCSB professor Paul Hansma holds the OsteProbe, which he co-invented with physics colleagues Connor Randall and Daniel Bridges. Credit Spencer Bruttig 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.