Scientists hope that by tweaking the gut microbiomes of cows that they might be able to get the animals to produce more meat while eating less food or emit less of the greenhouse gas methane, NPR reports.
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The UK's Human Fertility and Embryology Authority calls for consumer genetic testing companies to warn customers that testing could uncover family secrets, according to the Guardian.
Researchers have transplanted edited cells into mice that appear to combat cocaine addiction, New Scientist reports.
The New York Times reports that United Nations delegates have been discussing how to govern the genetic resources of the deep sea.
In PNAS this week: analysis of proteolytic enzymes secreted by circulating tumor cells, phylogenetic study of Fv1 evolution, and more.