Early tantalizing Phoenix lander results from Mars.
Soil is alkaline and loaded with (probably) water soluble salts - Mg/Na/K and chloride.
Suggestive of liquid water processing at some point.
Ph is 8-9 - not bad, certainly survivable.
No carbon, yet.
More like this
Where in that world is Phoenix
JPL Phoenix news site
Animation zooming in on Phoenix landing site starting from Olympus
Every few minutes I get an email from NASA telling me which button they've pressed on the Phoenix Robot, recently landed on Mars. And I'm only slightly exaggerating. OK, I'm exaggerating a lot.
The latest: Phoenix has been commanded to move its arm: