New Southwest Research Institute-led modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about ...

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 ...

Although NASA's Lucy spacecraft's upcoming encounter with the asteroid Donaldjohanson is primarily a mission rehearsal for ...

That skeleton was named "Lucy." The spacecraft named after that ancient hominid is also exploring fossils, in the sense that asteroids are leftovers from the dawn of the solar system and can tell ...

Of all primates living today, only we humans walk fully upright. But Lucy and other fossil finds reveal that more than 3 million years ago, a relatively small-brained, ape-faced human ancestor ...

“The Lucy fossil really transformed our understanding of human evolution, and that’s what we want to do is transform our understanding of solar system evolution by looking at all these ...

named for the paleoanthropologist who discovered the Lucy fossil. Lucy will then go on to study six diverse and scientifically important Trojans -- Eurybates, Polymele, Leucus, Orus, and the ...