Professor Richard Dawkins told the launch ceremony that the existence of God was as likely as the tooth fairy The archsceptic professor Richard Dawkins today launched Britain's first atheist campaign posting the message: "There's probably no God. So stop worrying and enjoy your life" on the side of 800 British buses. The posters – launched in conditions cold enough to freeze a presumably non-existent hell over – co-incided with the Christian feast of the Epiphany, when according to tradition three magi from the East presented the baby Jesus with gifts of gold, frankincense and myrrh. Dr...