The comments to the Retraction Watch joint blog post about this Nature comment http://retractionwatch.wordpress.com/2013/01/30/has-double-dipping-cost-u-s-scie

The comments to the Retraction Watch joint blog post about this Nature comment http://retractionwatch.wordpress.com/2013/01/30/has-double-dipping-cost-u-s-science-funding-agencies-tens-of-millions-of-dollars/ http://retractionwatch.wordpress.com/2013/01/30/has-double-d... tease out some of the details of what was reported and what implications the findings have for funding of scientific research. The Retraction Watch blog is a fun read in general, with many examples of published papers that are retracted when another scientist questions a published research finding on methodological grounds.