This Week in Science

In this week's Science, a team led by University of California, Berkeley, researchers report on how Cas9, the enzyme used by the genome-editing tool CRISPR to make double-strand breaks in DNA, does its work. The scientists studied the crystal structures of Cas9 from the bacteria Streptococcus pygoenes bound to a guide RNA at 2.9 angstroms resolution.

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Sometimes genetic tests give inconclusive results and provide little reassurance to patients, the Associated Press reports.

Vox wonders whether gene-editing crops will be viewed similarly as genetically modified organisms of if people will give them a try.

In Science this week: research regulation and reporting requirement reform, and more.

With H3Africa, Charles Rotimi has been working to bolster the representation of African participants and African researchers in genomics, Newsweek reports.