.THE function of Bayesian inversion to a series of lithologic parameters in an evaluation of seismic records rarely seems to be the stuff of headlines. But when the seismic information you are actually examining originated from Mars, and when your reasoning suggests that the most ideal illustration for all of them is liquid water in the pores between stones, you possess an account. There is actually dwarfs crave much more, when it relates to planetal scientific research, than water on Mars. Why does the prospect produce such exhilaration-- and also what performs this brand-new study add to the tale?