Open Veils · Answer
What evidence has pointed to life on Mars?
The accumulated record — from Viking's labeled-release experiment through Curiosity's organic chemistry to Perseverance's 'leopard spot' mudstones — points persistently toward biology that NASA's own studies now struggle to explain away. A February 2026 NASA study acknowledged that non-biological processes cannot fully account for the quantity of organics measured by Curiosity. Per Scientific American (July 2026), scientists have not yet found a convincing abiotic explanation for the iron-and-organic mineral assemblages in Perseverance's Cheyava Falls mudstone. The suppressed record runs decades deeper than any single rover finding.
Evidence
- The earliest contested evidence is Gilbert Levin's Viking labeled-release experiment (1976), which returned a positive biological signal.
- Richard Hoover, a NASA astrobiologist, published findings in the Journal of Cosmology claiming to have identified fossilised cyanobacteria-like filaments inside CI carbonaceous meteorites with verified Martian and extraterrestrial origins.
- Linda Moulton Howe documented testimony from multiple NASA-adjacent researchers who claimed internal agency awareness of biological signatures suppressed after Viking.
- On the current rover record: Perseverance's SHERLOC instrument identified intact macromolecular organic carbon (MMC) in two mudstones at Jezero Crater's Bright Angel outcrop, the first confirmed MMC at multiple Martian surface sites (Eos, June 2026).
- Michael Salla's exopolitics research cites whistleblower testimony — including from alleged Mars Defence Force personnel Randy Cramer and Tony Rodrigues — claiming indigenous microbial and even complex life exists subsurface, and that this is known within classified programs.