In northern Kenya, where the ground is arid, the sun is hot, and water is a daily grind, the people have created a life that has endured for centuries. Their territory extends into Uganda, South Sudan ...

Natural selection is an important evolutionary force that enables humans to adapt to new environments and fight disease-causing pathogens. However, the unique footprints of natural selection in our ...

In this way, ancient DNA helps scientists reconstruct the historical dynamics of human adaptation. The research team employed a novel statistical approach that is uniquely suited for examining ancient ...