Research News:
Evolution revolution creates stir
By Seth Borenstein The Associated Press
Article Last Updated: 08/09/2007 08:00:20 AM MDT
Washington - Surprising research based on two African fossils suggests our family tree is more like a wayward bush with stubby branches, challenging what had been common thinking on how early humans evolved. The discovery by Meave Leakey, a member of a famous family of paleontologists, shows that two species of early human ancestors lived at the same time in Kenya. That pokes holes in the chief theory of man's early evolution - that one of those species evolved from the other.

The Research:
Read the research behind this story in the journal Nature.