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Renewable Energy - part three
Will renewable energy sources help reduce greenhouse gases and global warming? How realistic is the dream of biofuel? The programme looks at the use of waste material, such as wood chippings, to meet our energy needs.
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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.
