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A new fossil just rewrote the timeline of human evolution - here's what it looks like now

Mar 5, 2015, 00:47 IST

A 2.8 million-year-old jawbone fossil unearthed in the desert of Ethiopia is completely changing what we know about the origin of modern humans.

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The fossil is the oldest known representation of the genus Homo and could belong to a new species within the lineage, according to research published on Wednesday in the journal Science.

Previously, scientists thought the Homo genus didn't split off from the more primitive Australopithecus species - which the famous "Lucy" fossil belongs to - until about 2.3 million years ago.

This new fossil pushes that date back to at least 2.8 million years ago. Modern humans first appeared only 200,000 years ago.

Vocativ created this graphic showing how the fossil has changed what we know about the timeline of the origin of humankind:

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