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Publisher's Summary

You will hear five fascinating articles in this issue."To the Moon and Beyond": Humans are returning to the Moon, and this time, the plan is to stay a while."Five Essential Things to Do In Space": Five goals that planetary scientists have for exploring the solar system."Conservation for the People": A new focus on protecting ecosystems vital to people's health."Experimental Drugs on Trial": There is a challenge to the Food and Drug Administration's rigorous requirements for drug testing."How Does Consciousness Happen": Two leading neuroscientists disagree about brain activity and subjective experience.
©2007 Scientific American
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