Editor's note: Many anthropologists today use the label Homo ergaster to distinguish Homo erectus within Africa from H. erectus outside of Africa. In this feature, as in NOVA's "Becoming Human," Turkana Boy is considered Homo erectus for simplicity's sake.
Building Faces From Fossils
Paleoartist Viktor Deak blends science with artistry as he meticulously reconstructs the faces of early hominids. In this audio slide show, watch as he takes a cast of the skull of the famous Turkana Boy from fossil to fully realized portrait.