Researchers from University of Massachusetts Medical School and Genome Project Solutions present on the draft genome of the monarch butterfly, Danaus plexippus, in Cell this week. Monarch butterflies migrate each fall from North America to central Mexico, and the researchers focus their analyses on gene families in the 273 Mb genome likely to be involved in seasonal migration.

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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.

The New York Times reports that United Nations delegates have been discussing how to govern the genetic resources of the deep sea.

Researchers have transplanted edited cells into mice that appear to combat cocaine addiction, New Scientist reports.

In PNAS this week: analysis of proteolytic enzymes secreted by circulating tumor cells, phylogenetic study of Fv1 evolution, and more.