image: A knitted textile actuator after being stretched. This material relates to a paper that appeared in the Jan. 25, 2017 issue of Science Advances, published by AAAS. The paper, by A. Maziz at Linköping University in Linköping, Sweden; N.-K., and colleagues was titled, 'Knitting and weaving artificial muscles.' view more
Credit: [Credit: Thor Balkhed/Linköping University]