Lucy’s fossilized bones had been scanned not long after their discovery in the early 1970s, but the instruments back then were not powerful enough to show the internal structure of her bones ...

Lucy’s bones were uncovered by Donald Johanson in 1974, at Hadar, Ethiopia. Originally thought to be part of the Homo genus, four years later Lucy, officially known as AL 288-1, ...

All four of Lucy’s main limb long bones are damaged or missing parts of the shaft, so their maximum length has to be estimated. Even so, ...

Lucy’s discovery transformed our understanding of human origins. Don Johanson, who unearthed the Australopithecus afarensis remains in 1974, recalls the moment he found the iconic fossil.

As we reported at the time, University of Texas-Austin anthropologist John Kappelman and his team did a complete X-ray CT scan on Lucy's bones, allowing them to create high-resolution 3D renders ...

Lucy's 3 million-year-old bones were found in 1974, but they're still yielding new clues about human evolution.

Lucy’s Legacy. A collection of 3-million-year-old bones unearthed 50 years ago in Ethiopia changed our understanding of human origins.

The size of Lucy's thigh bone also revealed that she was only about 42 inches (1.1 meters) tall and 60 to 65 pounds (27 to 30 kilograms) — about the size of a 6- or 7-year-old child today.