But for modern evolutionary biology, evolution is a change in gene frequencies from one generation to the next—a definition that derails the authors' argument by page 4. (By way of illustration ...

Evolutionary biology is a subdiscipline of the biological sciences concerned with the origin of life and the diversification and adaptation of life forms over time. Ancient DNA reveals how the ...

and transitions between species mark the flow of evolution. But in fact, scientists and philosophers have debated for centuries the precise definition of a species. In high school biology we are ...

Ecology and evolutionary biology (EBIO) is the study of how organisms interact with and are formed by their environment. Students explore how organisms live and how they are constrained by ...