This Week in Nature

In Nature this week, Broad Institute scientists describe an improved version of the genome-editing technology CRISPR/Cas9. Though widely used, the reliance of the approach on the relatively large Cas9 enzyme, which cuts DNA in specific locations, has restricted its use to cell lines and embryonic manipulation. The researchers were able to alter the system to use a smaller version of the Cas9 enzyme that was discovered in the bacteria Staphylococcus aureus.

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Using DNA to sketch crime victims might not be a great idea, the NYTimes says.

Science has its own problem with sexual harassment. What do we do with the research these abusers produce, Wired asks.

Senate Republicans led by Senator Rand Paul (R-KY) are trying to change how the government funds basic research, reports ScienceInsider.

In Science this week: combining genomics and ecology to better understand the effects of natural selection on evolution, and more.