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In our explorations of the cosmos, the first step is to ask the right questions. Then, not with 20 questions, but with billions, we slowly distill from the complexity of the universe its underlying order. This game has a serious purpose. Its name is Science. - Carl Sagan

The criterion of the scientific status of a theory is its falsifiability, or refutability, or testability. - Karl Popper


Apr
10
accepted Why did the political parties in the US give up power to run primary elections to some states?