Use BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK.
Find out how to listen to other BBC stations
Explorations in the world of science.
World Service,·1473 episodes
Why, in evolutionary terms, does sex cost so much?
05 Feb 1994,·27 mins
Breakthroughs in detection and treatment of neural tube defects such as in spina bifida
31 Jan 1994,·27 mins
Can the wonder-drug aspirin be made more precise?
24 Jan 1994,·28 mins
