Search For Intelligent Life May Expand Beyond Earth-Like Planets4

• Headline, UFOs
• November 22, 2011

In the search for extraterrestrial life, Astrobiologists are now proposing a new planetary rating system says study leader, Dirk Schulze-Makuch from Washington State University. The proposed scales would include an Earth Similarity Index, or “ESI” for short, This index would rate planets that are most akin to our third rock. While this pursuance for life