Several theories have sought to explain what makes something funny enough to make us laugh. Laughter needs a situation that seems odd and induces a sense of incongruity (bewilderment) Laughter is life affirming: it unites us, makes us more sociable, signals the end of fear or worry. This raises the possibility that laughter may have been preserved by natural selection throughout the past millennia to help humans survive, says Simon Tisdall. He says laughter is a tool nature may have provided us with to help us survive.Read Long Article
