Excitement and Risk

The allure of the CRISPR gene-editing approach is that it is relatively easy to perform. But that also means, New Scientist notes, people can tinker with it from the comfort of their own homes, raising regulatory concerns.

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Technology Review reports that researchers in the US have used CRISPR to modify a number of human embryos.

By introducing genes from butterfly peas and Canterbury bells, researchers in Japan have developed a blue chrysanthemum, according to NPR.

Plant researchers plan to sequence some 10,000 samples that represent the major plant clades, ScienceInsider reports.

In Nature this week: a Danish reference genome, and more.