Could genetic manipulation succeed and enable governments to meddle with designer babies?
BBC World Service
A special edition of Discovery on the impact of the eruption of Eyjafjallajoekull volcano.
2/2 Professor Steve Jones investigates if the concept of race is relevant at all.
1/2 Professor Steve Jones examines what race has meant and what it means today.
3/3 Sue Broom looks at the future of farming in the worlds' cities.