Article: New Research Casts Doubt On "Life On Mars" Findings

New research casts doubt over NASA's life on Mars findings, claiming NASA' evidence can be produced by non-living processes.

The new research, published in the science journal Nature, today, suggests that tiny, sausage-shaped features in chalk found in a Mars meteorite one of several strands of evidence cited for alien life might have been made by basic chemical processes, and did not reveal the presence of "nanobacteria," as claimed by the NASA team in August.

Evidence that inorganic chemistry can form "living" structures came from a study of stromatolites, which are formed from layers of sediment and range from microscopic to huge features visible from satellites, and can date back to the ...

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