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.

Learn how detailed 3D analysis uncovered evidence that upright walking emerged near the very start of the human lineage.

A couple of decades ago, anthropologists unearthed an enigmatic ape-like fossil that roamed the Sahara region over 7 million ...

A new fossil analysis supports the idea a human ancestor was walking upright far earlier than previously thought.

Looking at human history, there is a scene where beings who once walked on four legs suddenly stood upright. Scholars ...

What may be the earliest-known human ancestor, an ape-man called Sahelanthropus tchadensis who lived in Africa roughly 7 million years ago, walked upright for much of the time, according to a new ...

It's considered to be one of the most decisive steps in human evolution, yet until now, how and when our ancestors began walking on two legs has remained unclear. Now, scientists have analysed the ...

A decade ago, scientists unearthed what may be the oldest hominid ever found Erin Wayman The seven-million-year-old Sahelanthropus tchadensis skull, known as Toumai, viewed from different sides. Image ...