What is a Paradigm? Normal Science and Pseudo-Science

Thomas Kuhn coined the concept of a paradigm to describe the unique achievement of science. Since Kuhn, the terms "paradigm" and "paradigm shift" have entered into popular culture, but what really is a paradigm? How does it connect to normal science? And can it help us distinguish real science from pseudo-science? All these questions, and more, are explored in this episode of my series on Kuhn. Episode 3, The Structure of Scientific Revolutions: An Introduction