If you've had trouble explaining the pros and cons of direct-to-consumer genetic testing to your family, this will help: the Indianapolis Star has a story on the budding field, featuring interviews with people who have signed up for these services as well as with scientists. The story quotes Indiana University geneticist Gail Vance as saying, "People need to understand it's an evolving science. ...

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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.