This Week in Science

Two articles in this week's issue of Science provide insight into the function of the ribosome in bacterial protein synthesis, specifically how its structure affects decoding and translocation in Thermus thermophilus. Work led by first authors T. Martin Schmeing and Rebecca Voorhees of the MRC Laboratory of Molecular Biology, Cambridge, resolved the crystal structure of the ribosome bound to elongation factor-Tu and amino-acyl tRNA, lending insight into how EF-Tu aids decoding.

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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.