Despite concerns about being able to detect them for a variety of reasons, Curiosity is finding organic compounds all around Mars. That doesn't mean life, past or present, but that early life could have found support once upon a time.
Keen.
The Search for Organic Compounds On Mars Is Getting Results – Many Worlds
Sedimentary rocks of the Kimberley Formation in Gale Crater, as photographed in 2015. The crater contains thick deposits of finely-laminated mudstone from fine-grained sediments deposited in a standing body of water that persisted for a long period of time. Scientists have now reported several …
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