A new study found that chimpanzees hold hands, hug, and kiss to ease tension, just like humans. A new study from the journal ...

Since all three ape species diverged from a common ancestor that lived roughly six million to eight million years ago, the ...

Hugging before stressful events may be an ancient way of building trust, say scientists studying apes.

Chimpanzees and bonobos hug, touch and kiss before stressful situations, suggesting social reassurance may have evolved millions of years before humans.

Physical touch may be an important evolutionary tool to help manage social tension and keep the peace. That is according to a ...

Bonobos and chimpanzees use friendly physical contact to manage social stress before meals. New research shows both species ...