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Sagittarius - the hidden dwarf galaxy
The discovery of a dwarf galaxy at the middle of our own Milky Way. Astronomers have named it Sagittarius and it could help explain how our own galaxy formed. Also in the programme the gene that makes a woman a woman and a vaccine to help cure liver cancer. Presenter: Graham Easton.
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大象传媒 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.
