Hollow potatoes and mouldy wheat - Anna Hill on how the wet weather has hit crop quality.
Jim Al-Khalili talks to the next government chief scientific advisor, Sir Mark Walport.
5/24 Brett Westwood examines some of the issues UK's freshwater resources are facing.
Will the promise of energy from the oceans become reality? Tom Heap reports.
2/2 Following the death of Terry Nutkins we revisit two programmes he made about his childhood (R)
Wednesday 3 October 2012