My father used to say that, through culture, humans effectively domesticated themselves.

We hope to find more pieces of the puzzle which will shed light on the connection between this upright, walking ape, our early ancestor, and modern man.

When out fossil hunting, it is very easy to forget that rather than telling you how the creatures lived, the remains you find indicate only where they became fossilized.

Climate change: We have never faced a more critical time on our planet

In the area of species protection, we should concern ourselves with what is right as opposed to what might be easier, or popular in the short term.

Whether or not all this came to pass in an East African ditch, I wouldn't like to say. Perhaps it happened in North Africa or further west, but Africa was definitely the place.

It is virtually impossible to control Northern Kenya, which is populated chiefly by migrant nomads.