We now have definitive evidence for organic molecules, both in the atmosphere and in the rocks of Mars. On Earth, organic molecules are the stuff of life. This could mean life—microbial life, that is—exists now on Mars, or it could…
We now have definitive evidence for organic molecules, both in the atmosphere and in the rocks of Mars. On Earth, organic molecules are the stuff of life. This could mean life—microbial life, that is—exists now on Mars, or it could…