In this dynamic account, award-winning science writer Ann Gibbons chronicles an extraordinary quest to answer the most primal of questions: When and where was t
In this dynamic account, award-winning science writer Ann Gibbons chronicles an extraordinary quest to answer the most primal of questions: When and where was t
A guide to the earliest humans, including what defines a human, how humans developed over time, what prehistoric humans' daily lives were like, and how scientis
Evolutionary selection has been radically relaxed in the human species as a result of the development of civilization, science in general, and medicine in parti
The Arthur M. Sackler Colloquia of the National Academy of Sciences address scientific topics of broad and current interest, cutting across the boundaries of tr