For the paper trail of life on Mars or other planets, find cellulose

Looking for evidence of life on Mars or other planets? Finding cellulose microfibers would be the next best thing to a close encounter, according to new research from the University of North Carolina at Chapel Hill.

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<p><a href="http://www.physorg.com/news126172942.html">For the paper trail of life on Mars or other planets, find cellulose</a></p> <p>Looking for evidence of life on Mars or other planets? Finding cellulose microfibers would be the next best thing to a close encounter, according to new research from the University of North Carolina at Chapel Hill.</p>