Either way, something is happening. I'm not so sure that there's life under the surface, but perhaps it's the gradual process that started here on Earth four billion years (give or take) ago. I heard on the news.
Here's your updated link:
http://www.canada.com/topics/news/wo...7fa4d2&k=14960
They theorized this in 2000, discovered traces in 2005, but are sure now in 2006, that there is water, and possible microbial life. I mean, that's supposedly how life on Earth started. Makes sense to me.