A Certain Fuzziness

While adding more data can clarify relationships between organisms and place them on the tree of life, sometimes more data can make the picture look fuzzier. "[J]ust as the spinal column and limbs created contrasting maps of primate evolution, scientists now know that different genes in the same organism can tell different stories," writes Emily Singer at Wired.

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A new study finds that a placental protein linked with preeclampsia can be targeted by RNA silencing, according to the New Scientist.

A settlement is expected in a Duke University lawsuit hinging on using falsified data to win grants, Retraction Watch and Science report.

In PNAS this week: approach for analyzing the expression of endogenous retroviruses, circular RNAs that influence host-virus interactions, and more.

A phylogenetic analysis finds that the rare hemimastigotes form their own supra-kingdom, CBC reports.