Curiosity Drilling Finds
Carbon, hydrogen, oxygen, nitrogen, sulfur and phosphorus.
"The presence of abundant phyllosilicate clay minerals in the John Klein drill powder indicates a fresh water environment. Further evidence derives from the veiny sedimentary bedrock shot through with calcium sulfate mineral veins that form in a neutral to mildly alkaline pH environment."
“We have found a habitable environment which is so benign and supportive of life that probably if this water was around, and you had been on the planet, you would have been able to drink it.
Well, we have most all of the componets needed for life (as we know it).
Universetoday