CNN CNN Newsroom With Brooke Baldwin September 28, 2015 19:37:00
>> yeah, so the current temperature and pressure on the surface is too low to support liquid water, as we currently understand it. if you add the salt into it, you can make liquid water stable. as many people know, liquid water is an essential ingredient for life. so detecting it as a stable liquid on the surface leads us one step closer to understanding the habitability of present day ma mars. >> the habitability of what? >> of present day mars. >> so on present day mars, the question is obviously, a, it was jim green last hour describing the weeping water and could there be life currently on...