Wherever humans go, microorganisms follow--and that includes space. Bacteria and other microbes living aboard spaceships may not only cause health problems for the crew, but also cause the spaceship itself to malfunction. Read today's story to learn more about this problem and what NASA is doing to prevent it.

FULL STORY at

http://science.nasa.gov/headlines/y2007/11may_locad3.htm?list882224

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