NASA's Mars Announcement: Present-day transient flows of briny water on steep slopes

NASA held a press briefing today to publicize a cool incremental result in the story of present-day liquid water on Mars. How big a deal is this story? Was all the pre-announcement hype justified? Is this just NASA discovering water on Mars for the zillionth time? What does this mean for things many space fans care about: life on Mars or future human exploration?

from Planetary Society Blog http://ift.tt/1h4cNxB
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