‘A gift that falls from the sky’: why farmers are using Etna’s ash as fertiliser

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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.

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新生代如何與歷史對話

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The story of the discovery will be featured on BBC Two's Digging for Britain on 14 January at 21:00 GMT, or on BBC iPlayer.。快连下载安装对此有专业解读

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