BBC Radio 4 joins the BBC World Service.
How drought in America's Mid-West is putting a squeeze on British pig farmers.
3/4 To what lengths should a medical team go to encourage homeless women to avoid pregnancy?
Shirley Conran on Lace and bonkbusters. Single people and illness. Why so few women in IT?
Rwanda's new heroes, its cycling team, are helping it to overcome the trauma of genocide.
Matthew Sweet asks if Citizen Kane should again be voted the greatest film ever.
How is the Great British Day Out coping with the wet weather, the Olympics and recession?
James Naughtie profiles Jocelyn Bell Burnell, the astrophysicist who discovered pulsars.
4/5 Peter White follows the youngsters who helped inspire London's bid for the Olympics.
Jules Hudson visits West London in search of the wildlife that calls the city home.
John Hurt presents an appeal on behalf of the charity Project Harar.
Christopher Buckley discusses his latest novel They Eat Puppies, Don't They.
Matthew Sweet and guests look back at the film career of Ivor Novello.
A look at phonics and neuroscience, maths and the epic classics, and animal empathy.
Kirsty Lang reports on a new RSC staging of Much Ado About Nothing, starring Meera Syal.
Mukul Devichand investigates the inside story of G4S and Olympic security.
Britain is getting a new port on the Thames. Peter Day looks at the impact this will have.
5/5 Mary meets grey seal expert Sue Sayer in Cornwall to observe the animals. (R)
4/5 Alan Dein goes to Boston, Lincs to explore tensions caused by an influx of migrant workers (R)
Friday 3 August 2012