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Life Story - the Proterozoic era
A look at life in the pre-Cambrian era, more than half a billion years ago. Presenter Martin Redfern begins an exploration of some of the key periods in the early history of life on Earth. The programme looks at the Proterozoic era when bacteria ruled the planet.
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BBC World Service Archive
This programme was restored as part of the World Service archive project
Space
The eclipses, spacecraft and astronauts changing our view of the Universe
The Curious Cases of Rutherford and Fry
A pair of scientific sleuths answer your perplexing questions. Ask them anything!
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Discovery
Explorations in the world of science.
