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What is a Paradigm?

A paradigm is a system of interlocking facts, theories, and philosophies that is so widely accepted it becomes an implicit framework for thinking about scientific problems. Paradigms are most noticeable when new discoveries call into question an existing problem, demanding a new paradigm.  The result can be what is called a paradigm shift.  An example …

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What Did The Michelson-Morley Experiment Prove?

A classic experiment performed in the late nineteenth century that disproved the existence of ether, a mysterious substance formerly thought to permeate the universe, and through which light waves were believed to propagate. The experiment was part of the intellectual groundwork of Einstein’s relativity theory. From: How The World Works by Boyce Rensberger