Odds of Life on Newfound Earth-Size Planet '100 Percent,' Astronomer Says
• SpaceAn Earth-size planet has been spotted orbiting a nearby star at a distance that would makes it not too hot and not too cold — comfortable enough for life to exist. Gliese 581g would be the first Earth-like world found residing in a star's habitable z
http://www.nytimes.com/2010/09/30/science/space/30planet.html
http://www.washingtonpost.com/wp-dyn/content/article/2010/09/29/AR2010092907492.html
http://abcnews.go.com/Technology/wireStory?id=11759961
http://www.rawstory.com/rs/2010/09/potentially-habitable-planet-near-earth/
http://www.reuters.com/article/idUSTRE68S5XB20100929
If there's intelligent life out there, and if they know all about earth and its inhabitants, they are probably wondering if there is any intelligent life on earth.
One hundred percent odds, until proven fact, is still completely (i.e. 100 percent) odds.