Robotic fabric acts like a muscle, makes foam blocks wriggle
 

When we think about robotics, we don't typically think about a lump of inert foam -- but with the right clothing, it counts. Researchers at Purdue University are developing a robotic fabric that can be used to make so-called "soft" robots out of foam...

http://www.engadget.com/2014/09/24/r...=rss_truncated