TUCSON, Arizona, June 25 (TNSres) -- The Planetary Science Institute issued the following news release: Results of multiple and complementary lab analyses of minerals found in samples of material from Antarctica could give scientists a better understanding of the surface and subsurface environment of Mars, and indicate locations of potentially habitable subsurface locations, says a new paper by Planetary Science Institute Research Scientist Elizabeth C. Sklute. Samples of intermittent brine d  more