Two scientists in this Economist article have different visions of artificial life. David Harel from Israel's Weizmann Institute wants to create a computer model of C. elegans, saying that scientists will only fully understand what goes on during development when an artificial model exactly follows the processes in the live model.

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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.