Our ancestors acquired morphological, cognitive and metabolic modifications that enabled
humans to colonize diverse habitats, develop extraordinary technologies and reshape the …

Neanderthals, our closest extinct relatives, lived in western Eurasia from 400,000 years ago
until they went extinct around 40,000 years ago. DNA retrieved from ancient specimens …

Northern Hemisphere forests changed drastically in the early Eocene with the diversification
of the oak family (Fagaceae). Cooling climates over the next 20 million years fostered the …

Using genome-wide data of 89 ancient individuals dated to 5100 to 100 years before the
present (BP) from 29 sites across the Tibetan Plateau, we found plateau-specific ancestry …

Genetic and fragmented palaeoanthropological data suggest that Denisovans were once
widely distributed across eastern Eurasia,–. Despite limited archaeological evidence, this …

Despite broad agreement that Homo sapiens originated in Africa, considerable uncertainty
surrounds specific models of divergence and migration across the continent. Progress is …

Hypoxia-inducible factor pathway genes are linked to adaptation in both human and
nonhuman highland species. EPAS1, a notable target of hypoxia adaptation, is associated …

Present-day Tibetans have adapted both genetically and culturally to the high altitude
environment of the Tibetan Plateau, but fundamental questions about their origins remain …

Denisovans, a group of now extinct humans who lived in Eastern Eurasia in the Middle and
Late Pleistocene, were first identified from DNA sequences just over a decade ago. Only ten …

The genus Homo evolved during the Pleistocene—an epoch of gradual cooling and
amplification of glacial cycles. The changing climates influenced early human survival …