http://timesofindia.indiatimes.com/Health_...how/3983806.cms

<div class='quotetop'></div><div class='quotemain'>LONDON: Scientists have raised fresh hopes of finding evidence of life on Mars with the detection of &#39;plumes&#39; of methane gas on the red planet,
which has gripped the public imagination for more than a century as a possible home for aliens.</div>

It seems more and more likely than not that there&#39;s some form of life on Mars! :)