Did Homo erectus and Denisovans mate? Tooth proteins hint at ancient trysts

Ancient proteins were extracted from the tooth enamel from several Homo erectus individuals, including ‘Peking man’, illustrated above.Credit: P.Plailly/E.Daynes/Science Photo Library It is well known that human relatives interbred: Homo sapiens with Neanderthals, Neanderthals with Denisovans, Denisovans with Homo sapiens. Now there is evidence for another ancient tryst, between Denisovans and Homo erectus. That’s according…

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PSG: The tactical fluidity that makes Luis Enrique’s side so impressive

A clear trend in world football has been the increase in man-to-man defending, something Premier League coaches Pep Guardiola and Mikel Arteta have stressed all season. With Luis Enrique’s team constantly moving around the pitch, opponents tasked with following their man eventually lose their player, either unintentionally or purposefully deciding to retreat when being pulled…

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