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Lost Continents - Africa
How the continent of Africa split apart to form a new ocean. The programme reports from the Rift Valley, an area that is slowly moving apart.
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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!
Podcast
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Discovery
Explorations in the world of science.
