Nanotechweb.org - Nanostructured gel muscles in on the action:
"Researchers from the University of Sheffield, UK, Council for the Central Laboratory of the Research Councils (CCLRC) Daresbury Laboratory, UK, and DUBBLE CRG, France, have created a nanostructured gel that can act as a synthetic muscle. The material reacts to chemical changes in its environment by expanding or contracting."
Via KurzweilAI.net
