An article in the New York Times discusses cancers of unknown primary origins and recently developed genetic tests that may identify where in the body those mystery tumors are coming from -- not knowing the original tissue hampers treatment since many cancer therapies are tailored to combat one sort of cancer.

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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.