NEW YORK (GenomeWeb) – An international team of researchers has homed in on a variant linked to increased obesity among people of African descent.

While lifestyle and culture affect people's risk of developing obesity, it is also thought to be highly heritable, with some estimates placing its heritability at 60 percent. The prevalence of obesity isn't constant across populations — in the US, African Americans have the highest rates of obesity.

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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.