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

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

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

A big difference between humans and other apes is the ability to stride easily on two feet. A new analysis of fossil bones shows that adaptations for bipedal walking go back 7 million years.

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

Scientists have unearthed the remains of Sahelanthropus tchadensis, potentially one of our earliest ancestors. A new analysis ...

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