Our fractured African roots

Our African ancestors were diverse in form and
culture, and scattered across the entire continent, finds a team led by UCL, the
University of Oxford and the Max Planck Institute for the Science of Human

These findings challenge the idea that humans,
or Homo sapiens, stemmed from a
single, large ancestral population in one region of Africa which randomly exchanged
genes and technologies like stone tools.

The research, published today in Trends in Ecology and Evolution, argues that
human ancestors did evolve in Africa but were scattered across continent,
largely kept apart by a combination of diverse habitats and shifting
environmental boundaries, such as forests and deserts.

By studying bones (anthropology), stone tools
(archaeology) and genes (population…

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