Scientists excited by signs of life on Saturn's moon

The phenomenon is better explained here:<p><a href="http://www.phdcomics.com/comics/archive.php?comicid=1174" rel="nofollow">http://www.phdcomics.com/comics/archive.php?comicid=1174</a>

No, those aren't signs of life. <a href="http://news.ycombinator.com/item?id=1405812" rel="nofollow">http://news.ycombinator.com/item?id=1405812</a>