Siblings have one of the most enduring relationships which can help them enjoy the funny things in life.
The way you and your partner use humour can shape your relationship, and even break it up.
Breaking the rules is part of growing up.
One viral video might leave you in stitches; another leaves you cold. Psychology researchers have worked out several theories of humor to explain why.
No longer dismissed as an undesirable negative trait to be avoided, humor is having a heyday among experimental psychologists.