Emotional tears are a uniquely human behavior. Research suggests they evolved not for eye health but as a powerful social signal that strengthens bonds and elicits care.

Crying is one of the most recognizable human emotional signals. Tears appear when people experience grief, relief, joy, or ...

A new study shows a bonobo can track pretend juice and grapes, suggesting apes also have imagination, not only humans.

Humans are often described as “super-predators,” but wildlife may not respond to us as uniformly as once thought. People have ...

Scientists studying 1,300 golden retrievers have uncovered genetic clues explaining why some dogs are more anxious, energetic ...

A new study found that subtle differences in an animal’s behavior by midlife can predict how long it is likely to live.