Add Yahoo as a preferred source to see more of our stories on Google. Humans share deep biological connections with animals through DNA, especially with primates like chimpanzees, bonobos, gorillas, ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining strong teeth and defending against oral disease. However, the evolution of ...

Human inflammatory response reflects adaptive alteration of immune-cell regulatory elements during human evolution. Yet the impact of the deeper evolutionary history of these elements, within primate ...

Humans are closely related to chimpanzees and bonobos, but what are the key factors that make humans genetically different? A new study looks at the process of DNA methylation, in which chemical tags ...