This Week in Nature

In this week's Nature, a Broad Institute team reports the development of a new class of base editors that enable the replacement of all four bases of DNA selectively and with high efficiency — and without the need for double-stranded DNA breaks. Previously, the scientists developed a system related to CRISPR-Cas9 that could target and modify single bases, but were only able to convert G-C base pairs to T-A base pairs.

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Magdalena Skipper, the incoming editor-in-chief of Nature, speaks with NPR's Weekend Edition Sunday.

Genetic genealogy has led to an arrest in another cold case, dating back to 1987.

In PLOS this week: mutation in second gene widens clinical symptoms of people with ADD3 mutations, comparative genomic analysis of Pseudovibrio, and more.

Wired reports that 23andMe is trying to bolster its outside collaborations.