In reference to a recent New York Times piece — "We Have Met the Enemy and He is PowerPoint" — blogger Biochem Belle at There and (Hopefully) Back Again muses whether PowerPoint "interfere[s] with the discussion of science." Drawing from the Times article, the blogger asks readers whether slide presentations disrupt discussions by employing a strictly linear format.

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

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.

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