X Rays to Go: Carbon nanotubes could shrink machines

Carbon nanotubes have been the darlings of the technology community for a decade. Researchers around the world have been touting them as promising components for making products ranging from microchips to medicines. Now, these tiny tubes have found their way into a novel X-ray machine that could improve examinations of patients in the hospital, victims at the scene of an automobile crash, or luggage at airport-security checkpoints.