The story of how Neanderthal DNA made its way into the human genome may be a bit complex. As Carl Zimmer writes at the New York Times, two recent papers indicate that there were varying numbers of interbreeding events between Neanderthals and the ancestors of different modern human populations.

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Cancer researcher loses funding under new Wellcome Trust anti-bullying policies, the Guardian reports.

In Science this week: International Wheat Genome Sequencing Consortium publishes the bread wheat cultivar Chinese Spring reference genome, and more.

At his FDA Law Blog, Jeffrey Gibbs discusses FDA's technical assistance for the draft Diagnostic Accuracy and Innovation Act.

The New York Times reports that genetic testing has uncovered unfaithful penguins at a Utah aquarium.