Following up on the chemistry cupcakes from last week, here are some biology cookies from the Not So Humble Pie blog. (We're not so sure we'd eat the streaked Petri plates though.)
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Publication of He Jiankui's work on gene-edited infants would raise ethical concerns for journals, Wired and others report.
The New York Times reports that evidence linking trauma in one generation to epigenetic effects that influence subsequent generations may be overstated.
ScienceInsider reports that US National Institutes of Health researchers were told in the fall they could not obtain new human fetal tissue.
In PNAS this week: skin pigmentation evolution among KhoeSan, biomarkers for dengue virus progression, and more.