This Week in PNAS

In this week's PNAS Early Edition, researchers led by Pradeep Singh at the University of Washington write that sampling procedures can affect the accuracy of microbiome studies. They compared lung, throat, and sputum samples taken from patients with cystic fibrosis undergoing lung transplants.

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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.