‘The Five-Million-Year Odyssey’ reveals how migration shaped humankind

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‘The Five-Million-Year Odyssey’ reveals how migration shaped humankind
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A globe-trotting trek through history shows how past population migrations changed the course of human biology and culture.

groups journeyed across mainland Asia and at least as far as the Indonesian island of Java.debuted, around 300,000 years ago in Africa. Bellwood regards, Neandertals and Denisovans as distinct species that interbred in certain parts of Asia and Europe. He suggests that Neandertals disappeared around 40,000 years ago as they mated with members of more numerouspopulations, leaving a genetic legacy in people today.

Bellwood rounds out his evolutionary odyssey with a reconstruction of how early agricultural populations expanded through East Asia and beyond, to Australia, a string of Pacific islands and the Americas. Between about 4,000 and 750 years ago, for instance, sea-faring farmers spread Austronesian languages from southern China and Taiwan to Madagascar in the west and Polynesia in the east. Precisely how they accomplished that remarkable feat remains a puzzle..

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