According to Science, a whistleblower in Japan has posted a video on YouTube containing allegations of image manipulation.
According to a survey from the Centre for the Study of Integrity, people in the UK are less honest than they were 10 years ago and younger people are more tolerant of dishonesty.
The US Office of Research Integrity has taken action against a researcher who committed plagiarism and his supervisor who failed to report the problem according to a report in Nature.
According to Retraction Watch, the co-editor-in-chief of Antioxidants & Redox Signaling has been dismissed from his position after being found guilty of data fabrication and falsification, and having several papers retracted. This is also reported in the journal in an editorial .
A research group from Croatia has produced a useful paper on their experiences of using various kinds of text-matching software to detect plagiarism. They found 11% of papers submitted to the Croatian Medical Journal from 2009-10 included plagiarised material. Their paper is published in Science and Engineering Ethics.
Cameron et al observe that most scientists publishing in English-language journals are not native English speakers and discuss the implications for training about plagiarism in an article in Academic Medicine
The BMJ has published a review of different countries' approaches to handling research misconduct (available here).
According to the BBC (see here), Nature is being sued for libel after making allegations that an editor published his own work in his journal and circumvented normal peer review processes.