Foreword / J. Francis Thackeray -- 1. African genesis : an evolving paradigm / Sally C. Reynolds ; 2. Academic genealogy / Peter S. Ungar and Phillip V. Tobias -- pt. 1. In search of origins : ...
Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical traces in fossil teeth. Experiments suggest this exposure may have driven ...
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