On the surface of Mars lies a formation that looks remarkably like a humanoid face. Forever staring up into the vastness of space it has attracted our attention. Some think that that is why it is there, beckoning us to come and explore. Others believe that it is simply an odd looking geological landform - a formation carved over the ages by the random forces of nature. It is our imagination and our desire to find other forms of life in the universe that makes us see it as an intelligently crafted object. Opinions about the possibility of life on Mars have changed over the years from Percival L... View More...