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Indispensable - battery
An examination of everyday inventions. Is the battery indispensible? Presenter Erika Wright examines the origins of the portable battery and asks what we would do without it.
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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.
