A few months ago the blog Regret the Error had this great "retraction" from the gray lady herself.
An article last Sunday about the morality of dealing with looting in times of disaster incorrectly stated that a blackout in 1965, which did not bring disorder to New York, resulted instead in a baby boom nine months later. There was no baby boom. A widespread belief that there had been one originated with a New York Times article, nine months after the blackout, reporting that some New York hospitals were experiencing higher than normal numbers of births; later scientific studies, however, found no evidence of a statistically significant spike in the birth rate. Link