Over at the Sandwalk, Larry Moran blogs about the thousands of unknown genes in sequenced genomes -- "'unknown' in the sense that no function has been assigned to their protein products." The catalyst for the post is a PLoS One paper on Neurospora crassa, which has some "9,000 protein-encoding genes and more than half of them have not been annotated," Moran writes. "The question is: are the unknown genes confined to Neurospora and its close relatives?

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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.