There is water on Mars, but what does this mean for life?

Now that we have discovered liquid water on the surface of Mars, what does this mean for the prospects of finding life there, past or present?

Phil Bland and Gretchen Benedix, The Conversation

· Sep 30, 2015 · 06:30 am

NASA: streaks of salt on Mars mean flowing water, and raise new hopes of finding life

Evidence of salts left behind in these streaks as the water dried up are the best evidence for this yet.

David Rothery, The Conversation

· Sep 29, 2015 · 02:30 pm