.THE app of Bayesian contradiction to a variety of lithologic guidelines in an evaluation of seismic records rarely seems to be right stuff of headings. However when the seismic data you are examining stemmed from Mars, and when your thinking advises that the very best description for them is fluid water in the pores in between rocks, you have an account. There is actually dwarfs crave more, when it involves earthly science, than water on Mars. Why carries out the possibility prompt such pleasure-- and also what does this brand new analysis include in the story?