NASA scientist Gilbert V. Levin died earlier this year at the ripe old age of 97, he went to the grave believing he found evidence of life on Mars.Forty five years ago, Levin supervised an experiment on NASA’s Viking Mars probe.
The Labelled Release experiment was designed to detect any gases that microorganisms in the Martian soil “breathed out”.“On July 30, 1976,” Levin wrote, the LR [Labelled Release test] returned its initial results from Mars.
Amazingly, they were positive.”The experiment was run four times, at four separate locations. The results were, said Levin, “similar to those produced by LR tests of soils on Earth.”It should have been a cause for celebration, but NASA weren’t so sure.
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