Walk around the Carnegie Mellon campus, and chances are that the person next to you is involved in research here. Each and every one of the projects going on at Carnegie Mellon shows a startling breadth and depth of creativity and problem solving. Yet this is the norm at CMU, particularly in the fields of science and technology. Everything is happening here. This week, the SciTech section has pulled together a special listing to just give you a taste of the breakthroughs on campus this summer.