Live Science (Feb. 23) -- As “smart” electronics get smaller and softer, scientists are developing new medical devices that could be applied to – or in some cases, implanted in – our bodies. And these soft and stretchy devices shouldn't make your skin crawl, because they're designed to blend right in, experts say. Nanshu Lu, who previously studied with John Rogers, a soft-materials and electronics expert at Illinois, focuses her research on stretchable bioelectronics.