Space·4 min read·medium
Did Viking 1 find life on Mars 50 years ago? Here's why the debate continues
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Leonard David
✦AI Summary
This article reflects on the 50th anniversary of NASA's Viking 1 and 2 missions to Mars. It revisits the ongoing scientific debate regarding whether the landers' experiments actually detected microbial life on the Martian surface.
Solar System Mars Did Viking 1 find life on Mars 50 years ago? Here's why the debate continues News By Leonard David Published 20 July 2026 "Viking more likely than not found autotrophic microbial life on Mars, roughly 1,000 cells per gram."
sciencetechnology
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