Scientists may have cracked the case of whether a seven-million-year-old fossil could walk upright. A new study found strong ...

Using 3D technology and other methods, the team identified Sahelanthropus’s femoral tubercle, which is the point of ...

The Lucy fossil’s role in human evolution is debated: new discoveries question whether she was truly our direct ancestor.

A fossil belonging to an ancient hominin that lived seven million years ago bears the hallmarks of bipedalism, according to a ...

In recent decades, scientists have debated whether a seven-million-year-old fossil was bipedal—a trait that would make it the ...

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

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

The oldest ancestor of humans may be a seven-million-year-old ape, which started walking upright two million years earlier than other hominids.

This has been quite the wild year in human evolution stories. Our relatives, living and extinct, got a lot of attention—from ...

Scientists argue ape-like Sahelanthropus tchadensis that lived in Africa 7m years ago is best contender but more fossils are needed ...