Peter Barham, a professor of 'Molecular Gastronomy' talks about what his delicious subject entails. Professor Barham has worked with restaurant chefs including Heston Blumenthal of the celebrated “Fat Duck” restaurant in Berkshire.

With the TOUR DE FRANCE passing through Cambridge, a surprising report from Science Show presenter Daniel Edward, tells how cycling performance is being improved by cyclists’ attitude to the pain of working at their limits.