Life on Mars WAS possible! Scientists say carbon residue in the Red Planet’s rocks show it was habitable billions of years ago

Scientists have found carbon residue in Martian rocks, indicating that an ancient carbon cycle existed. It means Mars was likely once warm enough to sustain life.

​Scientists have found carbon residue in Martian rocks, indicating that an ancient carbon cycle existed. It means Mars was likely once warm enough to sustain life.  Science & tech Articles | Mail Online