3/4. Science and Technology. Humans like to think that even if evolution has dealt them a neat hand, they have made their own luck through their mastery of science and technology. This episode looks at how many things, including penicillin and the light bulb, have been discovered accidentally. Starring award-winning comedian Chris Addison , with Professor Austin Herring (aka Geoffrey McGivern ), Jo Enright and Dan Tetsell. Producer Simon Nicholls