BUFFALO, N.Y. ­­ ­ ­­— 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.

A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

A new primate study links same-sex behaviour to survival, social bonding, and environmental stress, raising intriguing ...

Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

Groundbreaking research reveals that human microbes can trigger genetic brain activity in other species, suggesting our ...

A new study by researchers at Imperial College London and published on Monday in Nature Ecology & Evolution could help shed ...

Researchers uncover evidence that the gut microbiome and brain connection can influence brain gene expression and neural ...

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

New research shows gut bacteria can directly influence how the brain develops and functions. When scientists transferred ...

Twins are pretty rare, accounting for just 3% of births in the U.S. these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm. When you purchase ...