Patterns in evolution

In Patterns in Evolution, noted science journalist Roger Lewin explores how genetic information is providing new insight into evolutionary events: scientists are now able to study evolutionary change at the molecular level and reconstruct evolutionary lineages based on changes in DNA. With this new ability, they are overthrowing established ideas about which organisms are closely related and solving puzzles that had previously seemed beyond their reach. Lewin looks at how these new techniques are being used to explore a wide range of issues, from those regarding the deepest past to those…