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Social Studies Middle School Low

Oldest Human Fossil Could Be Missing Link in Human Evolution

The earliest known fossil that lead to humans was recently discovered in Ethiopia. Scientists have uncovered a lower jaw with five teeth. The jaw is estimated at about 2.8 million years old, and is nearly half a million years older than the previous record for a human-related fossil. This bone could help explain a branch in the human family tree. Listen to the story to find out how this fossil could fill a gap in the history of human evolution.

Human origins

Story Length: 3:31

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National Public Radio © 2015 National Public Radio, Inc. Used with the permission of NPR. All rights reserved.

AIR DATE: 03/05/2015

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