There's nothing like a good, old fashioned knock knock joke to make people laugh. Whether you want to cheer up a pal, impress ...

Everything was cheery, till her friend, in the midst of laughter, shared an anecdote about her past relationship that suddenly dampened the vibes in seconds: She related a story about how she ...

Image caption, Sharing a laugh with a group of friends can make us feel safer. And there is even scientific evidence to suggest that laughter really is contagious. We are more likely to laugh if ...