Bøker av National Academy of Sciences

Provides a framework for understanding and teaching evolution. This book is written for teachers, parents, and community officials as well as scientists and educators, and describes how evolution reveals both the diversity and similarity among the Earth's organisms; and how scientists approach the question of evolution.

Presents a modern theory of evolution, which talks about the significance of population variation in the understanding of evolutionary process and the origin of new species. This book includes 16 papers by distinguished evolutionists, organized into sections covering the origins of species barriers, the processes of species divergence, and more.