Sometimes after seeing an initial interesting result from a project, that trend or its significance peters off in replication studies, leading a New Yorker article from Jonah Lehrer to wonder if there is something wrong with the scientific method. The decline, Lehrer says, is partially explained by publication bias or selective reporting, but the rest of the explanation may be due to randomness or noise. "This suggests that the decline effect is a decline of illusion," Lehrer says.

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A research duo estimates in PLOS One the number of papers that have used misidentified cell lines.

UK's National Institute for Health and Care Excellence approves GlaxoSmithKline's SCID gene therapy despite cost.

Science reports that Brazilian researchers are petitioning for the reversal of budget cuts.

In PLOS this week: gene flow patterns in common ash, guidelines for using morpholinos in zebrafish, and more.