Here’s what you’ll learn when you read this story: Ardi is the oldest known partial skeleton of a hominin and shows foot features that are transitioning from vertical climbing to bipedal walking.

The story of humankind is reaching back another million years as scientists learn more about “Ardi,” a hominid who lived 4.4 million years ago in what is now Ethiopia. The 110-pound, 4-foot female ...

This is the story of Ardi (Ardipithecus ramidus), one of our special ancestors called hominis. The discovery of her 4.4-million-year-old skeleton challenged everything we knew about evolution. Let's ...