Lucy, an early human ancestor who walked upright on two legs—a milestone in human evolution—had speed and energy efficiency limitations when it came to running.

An evolutionary chart of different human ancestors. “Seeing Lucy’s face is like glimpsing a bridge to the distant past, offering a visual connection to human evolution,” said Moraes.

Lucy, our ever-popular human ancestor, may have preferred a tree-dwelling lifestyle, based on bone scans published Wednesday in PLOS ONE. The research adds clarity to early human behavior and ...

About 3.2 million years ago, our ancestor "Lucy" roamed what is now Ethiopia. The discovery of her fossil skeleton 50 years ...

When Lucy, the world’s most well-known fossil, was discovered sticking out of a shallow Ethiopian stream bed in 1974, she provided new insight about life for early human ancestors 3.18 million ...

Lucy is popularly depicted as being hairy, but new evidence suggests she wasn't. The discovery prompts new questions about the history of nudity. When you purchase through links on our site, we ...

T o understand why Lucy had such a massive impact on paleoanthropology, we have to look at the state of the science at the time of her discovery. Back in the early 1970s, the oldest hominin ...

Lucy’s skeleton is one of the oldest, most complete fossils ever found of an adult human ancestor who walked upright. Previous studies suggest she stood less than 4 feet tall and weighed less ...

Lucy, a famous early human ancestor that lived about 3.2 million years ago, may have died after falling from a tree, her bones and organs smashing into the savannah of present-day Ethiopia, a new ...

On Monday, a team of Northeast Ohio researchers announced a rare and important find – the partial skeleton of a 3.6 million-year-old early human ancestor belonging to the same species as, but ...

When Lucy, the world’s most well-known fossil, was discovered sticking out of a shallow Ethiopian stream bed in 1974, she provided new insight about life for early human ancestors 3.18 million ...

About 3.2 million years ago, our ancestor "Lucy" roamed what is now Ethiopia. The discovery of her fossil skeleton 50 years ago transformed our understanding of human evolution.