In Science, Failure Sometimes Marks Progress
retractionwatch.com

A huge study -- of 100 scientific papers in psychology, published in high-quality journals -- has failed to confirm the results claimed by about two thirds of the papers. Is this a colossal failure of science? No, say the authors of the study. It's an example of the value of skepticism and the step-by-step, sometimes indirect, process by which uncertainty is reduced.
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