Perfect Spheres Seen in New Mars Photoshttp://articles.mercola.com/sites/articles/archive/2004/02/07/mars-photos-part-one.aspxNASA examined its first patch of soil in a small crater where the Opportunity rover landed on Mars. In the patch of soil, scientists found strikingly spherical pebbles among the mix of particles on the planet. The particles, which vary in shape, appearenCommunityServer 2008.5 SP1 (Build: 31106.3070)