.THE APPLICATION of Bayesian contradiction to a series of lithologic specifications in an assessment of seismic information barely seems to be right stuff of headlines. However when the seismic records you are actually examining arised from Mars, and when your reasoning proposes that the very best explanation for them is fluid water in the pores between stones, you possess an account. There is actually dwarfs crave more, when it pertains to planetary science, than water on Mars. Why performs the prospect provoke such pleasure-- as well as what performs this new investigation add to the tale?