Regretting over a lost opportunity was previously believed to be a trait exclusive to humans. University of Minnesota researchers have now found that rats regret too.
"Regret is the recognition that you made a mistake, that if you had done something else, you would be better off," said David Redish, Ph.D., a professor of neuroscience in the University of Minnesota Department of Neuroscience, in a news release. "The difficult part of this study was separating regr...
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