In what seems to be an example of researchers swiftly and transparently correcting the literature, and acknowledging errors, a pair of scientists have retracted a 2013 paper from Nature.
Here’s the retraction notice for “Genomic organization of human transcription initiation complexes,” by Bryan Venters and Frank Pugh: Continue reading Incorrect analysis leads to Nature’s sixth retraction in 2014

This one seems like an honest mistake: a paper on dietary supplements during pregnancy has been retracted based on an error in data recording.
After typing up 96 citations, researchers from the 
A missed withdrawal request has led to doubled up publication and a later retraction for Brazilian physicists, through no fault of their own.
