.THE app of Bayesian inversion to a stable of lithologic parameters in an examination of seismic data hardly seems to be the stuff of headlines. But when the seismic records you are examining originated from Mars, and when your thinking proposes that the best description for all of them is actually liquefied water in the pores in between rocks, you possess a tale. There is actually little people thirst for more, when it pertains to earthly scientific research, than water on Mars. Why carries out the possibility produce such excitement-- as well as what does this new study include in the tale?