<p>University of Maryland's Jaydev Desai shows off a prototype of a robot that he and colleagues are developing to minimize harm to patients during brain surgery. John T. Consoli/University of Maryland</p><p>University of Maryland's Jaydev Desai shows off a prototype of a robot that he and colleagues are developing to minimize harm to patients during brain surgery. John T. Consoli/University of Maryland</p><p>Brain surgery is a dicey business. Even the most experienced surgeons can damage healthy tissue while trying to root out tumors deep inside the brain.</p><p>Researchers from the University of Maryland are working on a solution, and it sounds like something out of a sci-fi movie. They're developing a tiny, maggot-like robot that can crawl into brains and zap tumors from within.</p><p><a href="http://www.npr.org/blogs/health/2013/09/27/226837903/why-brain-surgeons-want-help-from-a-maggot-like-robot">Keep reading...</a></p>