This episode looks at the scientific spark that ignited the Industrial Revolution in Britain. <br /> <br />James Dyson tells the story of how a young James Watt was inspired to perfect the steam engine that would change the world forever. <br /> <br />Jim Al-Khalili explains how Joseph Priestley, a clergyman with a fascination for gases, discovered the very air we breathe and started a craze for soda water. <br /> <br />David Attenborough talks about his hero Joseph Banks, the great naturalist who sailed to the South Seas and founded Kew Gardens on his return. <br /> <br />And Robert Winston reveals the extraordinary story of John Hunter, surgeon, anatomist... and body-snatcher.
