Bartlett-2.jpeg (IMAGE) Virginia Tech Caption The octopus-inspired switchable adhesive can attach to and hold irregular-shaped objects over an extended duration. This is demonstrated with a rock (452 g) that was held for over 7 days underwater and then released on-demand when desired. Credit Photo by Chanhong Lee and Michael Bartlett for Virginia Tech. Usage Restrictions Must credit License Original 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.