"Do it slowly, do it right but let's get on with it," she said. "We have been stagnating at these very low recycling rates for far too long."
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It may only be number crunching, but the love algorithm tells us that there are many viable partners, not just The One.
Now, three researchers at the University of Pennsylvania, Alexander Platt, Daniel N. Harris, and Sarah Tishkoff, have done the converse analysis: examining the X chromosomes of the handful of completed Neanderthal genomes we have. It turns out there's also a strong bias toward modern human sequences there, as well, and the authors interpret that as selective mating, with Neanderthal males showing a strong preference for modern human females and their descendants.