Flexible material (VIDEO) Penn State This video is under embargo. Please login to access this video. Caption Using biomimetic proteins patterned on squid ring teeth, researchers have created composite layered 2D materials that are resistant to breaking and extremely stretchable. Credit Dong Li, Nanyang Technological University Usage Restrictions Educational purposes only 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.