How little scientists know who only know science! Thanks again to Norm, I learn about some statements by a retired professor of chemistry, Peter Atkins, about how we know what we know. Atkins is quoted as saying:
The scientific method is the only reliable method of achieving knowledge.”
Well, first, it is worth saying that the scientific method does not produce reliable knowledge. One of the two defining features of science is that scientific claims are defeasible: they may be contested, questioned, challenged, and even overthrown, if the evidence warrants. There is nothing inherently reliable about any scientific claim or theory, since new evidence may be found at any time to overthrow it. The history of science is littered with examples. (The second key feature is that anyone may do this contesting; science is not, or rather should not be, a priesthood.)
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