The following year Johanson's team discovered another fossil that is still a landmark in the story of human origins. "Lucy" -- named for the Beatles song "Lucy in the Sky with Diamonds," which was ...

A 2.5-million-year-old fossil of a hominin species called Australopithecus africanus had been discovered in South Africa. Lucy’s discovery on Nov. 24, 1974, by paleoanthropologist Donald ...