Emotional tears are a uniquely human behavior. Research suggests they evolved not for eye health but as a powerful social ...

Rebecca Ellis does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Humans appear to be the only species clearly proven to shed tears specifically because of emotions. Elephants, primates, and dogs show behaviors and biological responses that come closest to human ...

New research from Flinders University has revealed why many people struggle to stick to their dieting goals, particularly ...