Bonobo male Kikongo making 'happy' grin faces at the Lola ya Bonobo Sanctuary, Democratic Republic of Congo, October 2010 ...

A viral video of a young gorilla bursting into laughter-like sounds while being gently tickled by a familiar human caretaker ...

A study conducted by researchers at the University of Warwick shows that humans, chimpanzees, bonobos, gorillas, and ...

Until now, the brain regions underlying laughter were not well understood, in part because it's hard to elicit genuine ...

Great apes and humans all laugh with a steady, even rhythm, and a new study finds it has barely changed in 15 million years.

A study of chimps, gorillas and other great apes, including human children, sheds light on how laughter has evolved.

By Will Dunham WASHINGTON, June 29 (Reuters) - There are many kinds of laughter. People may guffaw at a joke. They may giggle ...

Add Yahoo as a preferred source to see more of our stories on Google. Hanging out with friends who make you laugh is one way to laugh more. Ezra Bailey/Getty Images Laughter can help you combat stress ...

Laughter is a universal social signal that connects us with others, but the brain regions underlying laughter are not well ...

A comparative study of laughter across humans and other great apes found that its regular rhythmic structure may date back ...

The study compared laughter from four orangutans, two gorillas, three bonobos, four chimpanzees, and four human children, ...