Strong leg muscles do not just keep you upright and mobile. They actively protect your brain, sharpen your thinking, and may ...

For most of us, everyday life is characterized by a lack of movement. But those long hours sitting at a desk, commuting by ...

Australopithecus afarensis, the extinct species to which Lucy belongs, could probably straighten its knee joints, extend its hips and stand up straight like modern humans. When you purchase through ...

New study of 7-million-year-old fossils from Chad proves Sahelanthropus tchadensis walked upright while still climbing trees.