Over 200 scientists from across the globe will gather in Aberdeen tomorrow (Wednesday June 23) for a major international conference on gut microbiology.

Worth the Risk? - For some, the perceived risk of going on a plane is enough to put them off flying. Even getting in the car in the morning puts us at risk, but how can we carry on living our lives without being crippled by the worry of endless threats? David Spiegelhalter helps us interpret the news headlines and get the measure of risk.