Getting to the roots of our ancient cousin's diet

Food needs to be broken down in the mouth before it can be swallowed and digested further. How this is being done depends on many factors, such as the mechanical properties of the foods and the morphology of the masticatory ...

Human evolution: back to the trees?

Scientists have uncovered new clues from the spinal columns of ancient human ancestors that suggest the various types moved in different manners within their environments.

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