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Natural selection - Research - Great Britain - History - 20th century. --- Natural selection - Research - United States - History - 20th century. --- Biologists - Great Britain. --- Biologists - United States. --- Darwin, charles (1809-1882) --- Diversité biologique --- Biologie --- Évolutionnisme --- Histoire --- Natural selection --- Biologists

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Nebular hypothesis --- Earth (Planet) --- Solar system --- Core. --- Origin.

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Historically, the scientific method has been said to require proposing a theory, making a prediction of something not already known, testing the prediction, and giving up the theory (or substantially changing it) if it fails the test. A theory that leads to several successful predictions is more likely to be accepted than one that only explains what is already known but not understood. This process is widely treated as the conventional method of achieving scientific progress, and was used throughout the twentieth century as the standard route to discovery and experimentation. But does science

Science --- Methodology --- History --- Sciences --- Méthodologie --- Histoire

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Nucleosynthesis --- Stars --- Evolution --- Earth (Planet) --- History.