<p>I just read the whole story; it's not obvious from the headline that the cellulose in question was observed in salt deposits on earth. So what it is really saying is that if such cellulose was ever created on Mars, it might be preserved in salt depoits. It's all there in the article, but the headline is mooshy.</p><p>MW</p> <div class="Discussion_UserSignature"> <p><font color="#000080"><em><font color="#000000">But the Krell forgot one thing John. Monsters. Monsters from the Id.</font></em> </font></p><p><font color="#000080">I really, really, really, really miss the "first unread post" function</font><font color="#000080"> </font></p> </div>