Dating lucy fossil accurate
Was her branch on the evolutionary tree the one that led to us or just a dead end?
Have new findings concerning the shape of her jaw (a more gorilla-like morphology1 than a human ancestor should have! Have the numerous re-datings of Lucy and other discoveries such as Homo habilis finally arrived at an acceptable set of dates?
The skeleton presents a small skull akin to that of non-hominin apes, plus evidence of a walking-gait that was bipedal and upright, akin to that of humans (and other hominins); this combination supports the view of human evolution that bipedalism preceded increase in brain size.
"Lucy" acquired her name from the song "Lucy in the Sky with Diamonds" by The Beatles, which was played loudly and repeatedly in the expedition camp all evening after the excavation team's first day of work on the recovery site.
We don’t really know why it happens, or even when it is likely to happen next, but every several hundred thousand years or so, the Earth’s magnetic field reverses. We know this, because when rocks are formed, they are indelibly marked with the normal or reverse polarity of their birth time, or chron.Or are these even the right questions to be asking? A few years ago the government of Ethiopia—ancient home to Lucy’s mortal remains for 3.2 million years2 (by currently accepted evolutionary reckoning) except for a brief sojourn in Cleveland3—agreed to send Lucy on a tour of the United States.A controversy ensued as a number of high-profile evolutionary paleontologists objected, largely due to the fear of damage to humanity’s irreplaceable anthropological heritage.As an artist building an exhibit for a creation-based museum, how would you present her?Several years ago, the Creation Museum near Cincinnati began discussions to produce a new exhibit about one of the most famous fossils ever discovered—Australopithecus afarensis, commonly known as “Lucy.” Based on bones found in Ethiopia, secular museums worldwide have created hundreds of life-size models of this female primate.