- Ancient DNA from human relative sets age record Updated: Dec-04-13 1:31 pm
- UA professor leads team on evolution quest Updated: Nov-17-13 8:04 am
NEW YORK - Scientists have reached farther back than ever into the ancestry of humans to recover and analyze DNA, using a bone found in Spain that's estimated to be 400,000 years old. So far, the achievement has provided more questions than answers about our ancient forerunners.
TUCSON, Arizona - A University of Arizona professor recently began a lake bed drilling project in the African Rift Valley to determine what role climate change may have played in the evolution of humans and, maybe, how it will affect us in the future.