The US National Cancer Institute has launched a project to figure out how to block the Ras protein, ScienceInsider reports. Mutated Ras is present in about a third of all cancers and Ras has long been thought to be undruggable as it does not have an obvious binding site. "Researchers have begun to find some weak spots in RAS, however, and NCI now thinks it is time for a coordinated attack on this protein," ScienceInsider notes.

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The US National Science Foundation's new sexual harassment policy is to go into effect next month, according to Nature News.

Researchers report using genotyping to tie together illegal ivory shipments and trace them back to a handful of cartels, the New York Times reports.

Researchers find that historical factors influence which genes are the most highly studied, the Atlantic reports.

In Nature this week: genomic ancestry analysis of Sardinians, current noncoding mutations in colorectal cancer, and more.