For the road, one more heartfelt article for February, this one inspired by the usually cold science of genetics. I draw from the concept of “gene flow,” which refers to genetic material flowing from ...

In natural populations, the mechanisms of evolution do not act in isolation. This is crucially important to conservation geneticists, who grapple with the implications of these evolutionary processes ...

These are contemporary gene flow scenarios based on plausible phylogenetic relationships, population structure and geography. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of ...