.THE APPLICATION of Bayesian contradiction to a variety of lithologic parameters in an analysis of seismic information barely seems right stuff of headings. However when the seismic records you are actually determining arised from Mars, and also when your reasoning advises that the greatest explanation for all of them is fluid water in the pores between stones, you have a story. There is little people thirst for more, when it relates to planetal scientific research, than water on Mars. Why performs the possibility produce such enjoyment-- and also what does this brand-new investigation contribute to the account?