Why SETI hasn’t found any space aliens yet:
Excerpt: Gonzalez and fellow astronomer Hugh Ross have pointed out,
Over the last four centuries the CP [Copernican Principle] has evolved from a simple claim that the Earth is not located at the center of the solar system to an expansive philosophical doctrine that the Earth, and particularly its inhabitants, are not special in any significant way.
It is worth noting that the Copernican principle is not testable. It is simply an assumption. If right, it will aid research, but if wrong, it will impede research.
Suppose it is wrong? Could that be one reason why the SETI search for extraterrestrial civilizations has not turned up any results for forty years, despite early optimism? Visit SETI and see for yourself.
Plus: “Anti-science” and the mind-body problem
Excerpt: Is knowing reasons why materialism isn’t true “anti-science”?
What should scientists do if they find evidence that does not confirm materialism? There is quite a lot of that in neuroscience, including the hard problem of consciousness and the placebo effect.
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Under promissory materialism, scientists are expected to ignore or explain away evidence that doesn’t support materialism.