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Researchers say life on Mars may have had a better chance underground
Mars is now a dry, cold planet, but whether it once supported life is still an open question. On Earth, areas that once hosted long dried-up bodies of water have been a rich source of evidence of ancient life and because of that, those sorts of areas have been the target of searches for ancient Martian life. But a paper published recently in Nature Geoscience says that might not be the best place to look.
