Who Goes There?

Environmental DNA, genetic material sloughed off by organisms as they go about their business, can tell researchers who has been where, and this, Smithsonian Magazine notes, could be used to track elusive loch-dwelling creatures.

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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.