Summary
Scottish scientists are setting out to discover whether there really could be life on Mars by studying rock samples from around the British Isles.
Research by Nasa has already shown there are high levels of methane in the Martian atmosphere. Scientists believe the gas is being created either by chemical reactions between volcanic rock and water, or by living organisms.See the full content of this document
Extract
Methane Study That Could Rock the World - and Mars
It will be at least another ten years before rock samples from Mars can...
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