This Week in PNAS

An international team led by investigators at the University of California, San Diego, show that the elimination of one or both of the two sialic acid-recognizing Ig-like lectins — or Siglecs, signaling receptors that modulate immune responses — "represents signatures of infectious and/or other inflammatory selective processes contributing to population restrictions during hominin origins," it writes in a paper published online in advance in PNAS this week.

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Using DNA to sketch crime victims might not be a great idea, the NYTimes says.

Science has its own problem with sexual harassment. What do we do with the research these abusers produce, Wired asks.

Senate Republicans led by Senator Rand Paul (R-KY) are trying to change how the government funds basic research, reports ScienceInsider.

In Science this week: combining genomics and ecology to better understand the effects of natural selection on evolution, and more.