This very lifestyle, of standing and walking on two legs unlike some of our primate predecessors, may have been key to supercharging the survival and reproductive advantage of our ancestral species.
EASY MAKE on MSN
How to Build a Box Using Traditional Dovetail Joints
The dovetail joint has been a symbol of quality woodworking for centuries. In this tutorial, discover how to create a ...
Nancy Bullard on MSN
DIY Human Respiratory System Model – Easy Science Project
In this video, I show you how to make a simple working model of the human respiratory system using everyday items. This hands ...
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