Watch as two energetic friends take on the legendary ssam challenge at a Korean BBQ. Packed with laughter and unexpected ...

Long before modern brain imaging technologies illuminated the neurophysiological mechanisms that make laughter contagious, William James (1842-1910) observed, "We don't laugh because we're happy, ...

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My three young daughters like to watch pets doing silly things. Almost daily, they ask to see animal video clips on my phone and are quickly entertained. But once my 7-year-old lets out a belly laugh, ...

Neuroscientist Sophie Scott studies laughter, specifically its effect on our body and brain. She discusses laughter's contagious nature, as well as its role in maintaining social bonds. Sophie Scott ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CHICAGO — If anyone knows the power of ...

My three young daughters like to watch pets doing silly things. Almost daily, they ask to see animal video clips on my phone and are quickly entertained. But once my 7-year-old lets out a belly laugh, ...