In 1974, paleoanthropologists Donald Johanson and Tom Gray, digging in Hadar, Ethiopia, found the partial skeleton of the earliest known hominid at the time—a female they called Lucy ...

What was the crucial change that set us on the path to becoming human? Our big brains, with their capacity for language and making complex tools, set us apart from other animals. Our ability to ...

The fossilised skeleton of the 1.1-metre-tall (3.6 feet), 29-kilogramme (64-pound) Lucy last left Ethiopia between 2007 and 2013 when it toured US museums. The hominid was named after the Beatles ...