WASHINGTON (Reuters) - What do you get when you take fishing line or sewing thread, and coil it up in just the right way? No, not a tangle of twine to keep your pet cat entertained. Instead, ...

Spring-like coils Using household tools such as an electric drill and hair dryer, researchers have turned nylon fibres into artificial muscles that can lift 100 times more weight than human muscles.

Intersting research but nature has evolved over billions of years. Our natural muscles may only contract 20 percent, but they are biologically sustainable and have other properties that man-made ...