Kuhn vs. Popper

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…hammer. Secondly, technological way, you can use a drill. As you see in this example, problem is the same but the way we use to solve the problem is different; therefore, technology only provides with an increasing number of puzzle solutions as the normal science does. As a result, Kuhn and Popper have two remarkable differences. Firstly, Kuhn is an anti-realist; Popper is a realist. Secondly, Popper believes in constant change; Kuhn believes in stability.