At Wired blogs, Brandon Keim talks about the non-linear dynamics of evolution -- or rather, he lets us read an excerpt from his interview with microbiologist and author, Carl Woese. A growing number of scientists, Keim writes, see the jumps in biological complexity to be at odds with Darwinian evolution. To that end, he's writing an article on the topic and over the next few posts will publish excerpts from his interviews. Systems biology is ever apparent: "Linear thinking is not the kind of thinking that's needed to study evolution.

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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.