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Mars Methane May Be Geological, Not Biological

Just when the ESA Mars Express spacecraft was collecting data on methane emissions on Mars, leading some to speculate it might be a biomarker, Science Now reported new findings that indicate methane can form naturally in Earth’s mantle by heating water, iron oxide and calcite under pressure (see also Physics Web).     This demonstrates […]

Reality or Hubris in Scientific Claims?

51; The amount of trust the public puts in scientific claims stems partly from their incomprehensibility.  The claims presented in scientific papers are often so dense and abstruse as to be unapproachable by all but specialists.  Undoubtedly many people trust scientists because of their specialized education, their knowledge of mathematics, their special equipment, and their […]
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