Fresh findings about arm and leg bones advance the debate over whether Sahelanthropus tchadensis was bipedal, but not ...

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

A new analysis of these primordial bones offers evidence that Sahelanthropus was our first known ancestor to regularly walk on two feet, a sign that bipedalism evolved early in our lineage.

It is unclear who the bones belong to and how long they were there before they were found Abigail Adams is a Human Interest Writer and Reporter for PEOPLE. She has been working in journalism for seven ...

In 2001, researchers unearthed a partial fossil leg bone and two forearm bones in the central African nation of Chad. Those fossils come from the earliest known hominid, which lived around 7 million ...

The fibula is the longest, thinnest calf bone in your lower leg. Of your two lower leg bones, your fibula is closest to the outside of your body. When you break this bone, it's called a fibular ...

NEW YORK — The 31,000-year-old skeleton of a young adult found in a cave in Indonesia that is missing its left foot and part of its left leg reveal the oldest known evidence of an amputation, ...

Leg lengthening is a type of surgery you might get if one of your legs is shorter than the other. This condition is also known as anisomelia. Often, it’s a medically necessary procedure to correct the ...

Ibrahim Alğan, in a wheelchair after surgery, right, and outside after one of his operations. He paid nearly $27,000 for surgery to make his legs longer.Courtesy of Wannabetaller Ibrahim Alğan paid ...

Fibula fractures are among the quickest forms of leg break to heal, as the fibula are the smaller of the two lower leg bones that form the outer part of the shin and are not weight-bearing. These ...

It is unclear who the bones belong to and how long they were there before they were found Two human leg bones were recently found at a Philadelphia park, although authorities are still trying to ...