Australian archaeologists uncover 40,000-year-old site

Australian archaeologists have uncovered what they believe to be the world's southernmost site of early human life, a 40,000-year-old tribal meeting ground, an Aboriginal leader said Wednesday.

Better fossil dating could help to clear up human evolution

Timing is crucial when it comes to understanding the origins of humanity. Developing better dating techniques to discover the ages of key fossils will help scientists to discover how Homo sapiens and our relatives evolved.

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