Movies and television have educated us more than we know. Thanks to detective thrillers, we understand about the drama of "wearing a wire." But a NASA-sponsored technology is paving the way for all of us to be "wearing a wireless." Metal wiring weaves a less-than-perfect web. Copper is the most common electrical conductor, but as with most metals, it can be heavy, expensive, and breakable. In contrast, conductive fibers provide a lightweight, flexible alternative to copper wiring.