A decade ago Francis Fukuyama shook the world of ideas with his assertion that we had reached the end of history. Now he has looked into the future and doesn't like what he sees. In these exclusive extracts from his eagerly anticipated new book he argues that science runs the risk of destroying humanity as we know it.
Hypnosis has long been the preserve of crooks and cranks, but does it really work? Robin Waterfied tries to reclaim mesmerism as a respectable pursuit in Hidden Depths
Anne Karpf: A short history of medicine. "I have earache..." 2000BC: Here, eat this root. 1000AD: That root is heathen. Here, say this prayer. 1850AD: Prayer is superstition...