Our skeletons hold tell-tale signs that show that human bipedalism - walking upright and on two feet - are unique to humans especially when compared to our closest living relatives, apes. Exactly when these signs first appear in our evolutionary history is one of the fundamental questions driving the study of human evolution, or Palaeoanthropology, today.
An interdisciplinary team led by scientists at the University of the Witwatersrand in Johannesburg, South Africa, has combined visualisation techniques, engineering principles, and statistical analysis into a powerful new way of analysing the structure of long bones.