This diagram called 'The March of Progress' simplifies evolution into ... us without a doubt that the skeleton was, like the knee, fully upright -- walking like we do," Johanson told DW.

Walking and running upright on two feet as humans do requires some specialized adaptations of the skeleton and muscles. Modern human anatomy has built on the strengths and the weaknesses of a body ...

Researchers at the University of Basel have now discovered that these skeletal cells do not just differ in their developmental origin, but also in their gene regulation—which may be a key to the ...