Mars' organic compounds are likely created by the salty liquid brine corroding martian minerals, new study suggests. The process works like a natural, corrosion-powered “battery,” providing energy for the reactions that create the carbon compounds.

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Mars' organic compounds are likely created by the salty liquid brine corroding martian minerals, new study suggests. The process works like a natural, corrosion-powered “battery,” providing energy for the reactions that create the carbon compounds.