NEW YORK (AP) -- A fragment of jawbone found in Ethiopia is the oldest known fossil from an evolutionary tree branch that eventually led to modern humans, scientist reported Wednesday....
By MALCOLM RITTER, Associated Press: Nation
Wed, 03/04/2015 - 11:20am
NEW YORK (AP) -- A fragment of jawbone found in Ethiopia is the oldest known fossil from an evolutionary tree branch that eventually led to modern humans, scientist reported Wednesday....