Aggressive symbiosis
A look at why viruses that do animals no harm are so dangerous to humans
A look at why viruses that do animals no harm are so dangerous to humans. A report on aggressive symbiosis, why viruses such as Aids and Ebola allow their monkey and ape hosts to survive but will kill humans because they post a threat to the viruses' first host. Also in the programme, a chemical cure for memory loss, why looking to the past could give us clues to the future and safe sun worship.
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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.
