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Retinas revived after donor’s demise

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A woman harvests wheat by hand in a field in Turkey

Europe’s first farming populations descend principally from farmers within the Anatolian peninsula, in what’s now Turkey.Credit score: Fatih Kurt/Anadolu Company/Getty

Europe’s first farming populations descend principally from farmers within the Anatolian peninsula, in what’s now Turkey. And the traditional Anatolian farmers descended from repeated mixing between distinct hunter-gather teams from Europe and the Center East. A pair of ancient-DNA research — together with one of many largest assemblages of historical human genomes but printed — reveal finer particulars of the daybreak of farming, due to ‘excessive protection’, or high-quality, genomes — a rarity in ancient-genomics work.

Nature | 4 min learn

References: Cell paper & bioRxiv preprint

The proof is rising that items of SARS-CoV-2 can linger within the intestine for months after preliminary an infection. The findings add weight to the speculation that persistent bits of virus — coronavirus “ghosts”, within the phrases of oncologist and geneticist Ami Bhatt — may contribute to lengthy COVID. Researchers warning that extra analysis is required and the hyperlink isn’t conclusive.

Nature | 5 min learn

France, the Netherlands and different international locations hit onerous by a surge within the extremely infectious H5N1 pressure of avian influenza are contemplating a previously taboo thought: vaccinating poultry. Critics fear that the virus may flow into silently in domesticated birds which can be missed or don’t totally reply to a vaccine, elevating the danger of mutations which may unfold to people or wild birds. There are commerce boundaries for vaccinated poultry, which some regulators worry may nonetheless unfold illness. And creating and administering vaccines will probably be costly. However the price of chook flu is already excessive: greater than 16 million birds have been culled since December 2021 in France alone.

Science | 6 min learn

Options & opinion

Japan, South Korea, Russia, India, the United Arab Emirates and the US intention to ship missions to the Moon within the subsequent yr. Science is a driving drive — however not the one one. The flurry of missions alerts the rising ambition of a number of nations and business gamers to point out off their technological prowess and make their mark, notably now that attending to the Moon is less complicated and cheaper than ever earlier than.

Nature | 13 min learn

Andrew Robinson’s choose of the high 5 science books to learn this week consists of the genesis of an innovation hotbed, an investigation of animal energy video games and how one can perpetuate marvel.

Nature | 3 min learn

Retinas degrade quickly after demise, which has hindered our capability to check the organ within the laboratory. Researchers have developed a way to revive retinas eliminated within the hours after demise.

Nature Podcast | 25 min hear

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Protactile is a motion by deafblind individuals to embrace contact to speak and dwell extra totally — conversations may embody contact with the arms, shoulders and legs. Linguists now argue that the follow has developed into its personal language. Gestures equivalent to hint, grip-wiggle and slap kind phrases, and there are guidelines for a way these actions might be mixed. Protactile guarantees to extend autonomy and equality for deafblind individuals, says John Lee Clark, who has change into a pacesetter within the motion. “It’s an thrilling time to be deafblind.”

New Yorker | 27 min learn

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