#3 We laugh because a chemical is released by the brain in response to unusual or unexpected events just like all our other emotions. It's a well known, measured, and proven scientific fact. But WHAT makes us laugh can be unique to each individual. Most mammals and many other animals have the capacity to laugh.
#3 We laugh because a chemical is released by the brain in response to unusual or unexpected events just like all our other emotions. It's a well known, measured, and proven scientific fact. But WHAT makes us laugh can be unique to each individual. Most mammals and many other animals have the capacity to laugh.
Many of the answers are just made up and are really not correct: #2, #4, #6, #11.