By Charles Q. Choi (Livescience.com)

Fossils found at the Sterkfontein Caves in South Africa may be much older than previously thought.

Ancient human-like fossils in South Africa may be more than a million years older than previously thought, which raises the odds that the species they came from gave rise to humans, a new study finds.

The new date could rewrite a few key stages in the history of human evolution. That’s because the finding suggests these fossils belong to a species that may predate the iconic 3.2-million-year-old “Lucy” fossil. Lucy’s species was long thought to potentially have been the prime contender for the direct ancestor of humans.

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