Since mapping the genomes of different strains of the rhinovirus, University of Maryland and University of Wisconsin-Madison researchers have been working on developing a diagnostic test. And, CNN reports, the test for the common cold was expected to cost $2,000 though now may be closer to $20, and would be a boon for people with asthma or chronic obstructive pulmonary disease for whom colds can be dangerous.

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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.