Scientists may have cracked the case of whether a seven-million-year-old fossil could walk upright. A new study found strong ...
New study of 7-million-year-old fossils from Chad proves Sahelanthropus tchadensis walked upright while still climbing trees.
The Brighterside of News on MSN
Scientists solve the evolutionary mystery of how humans came to walk upright
The pelvis is often called the keystone of upright movement. It helps explain how human ancestors left life on all fours ...
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