Water Powered Nano Rockets Can Safely Explore the Human Body

The idea of targeting a specific part of the human body with a microscopic rocket carrying a payload of medication has been tossed around for a while. And working nano-sized rockets have already been created, the only problem is that they're powered by chemicals like hydrogen peroxide which will do more harm than good… » 8/28/12 8:55am 8/28/12 8:55am