In natural populations, the mechanisms of evolution do not act in isolation. This is crucially important to conservation geneticists, who grapple with the implications of these evolutionary processes ...

Amphidromous fish – which migrate between freshwater streams and the sea – can move between habitats thanks to ocean currents. Since island streams are generally small and vulnerable to human impact, ...

ISLAND LIFE is famously idyllic, but it’s long been known that islanders tend to experience disproportionately high rates of some rare genetically transmitted diseases. Faroe islanders, for example, ...

A groundbreaking study published in Nature Ecology & Evolution unveils a fascinating aspect of human prehistory, showing that ancient populations in Papua New Guinea were remarkably isolated from each ...

Geographical barriers and cultural differences can prevent people from mingling with their neighbors, leading to genetic isolation — and the phenomenon is more common than most people think. When you ...