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Natural Born Killers - botulism

Botulinic toxin is one of the most powerful known toxins.Only about one microgram is lethal to humans. It acts by blocking nerve function and leads to respiratory and musculoskeletal paralysis.

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23 minutes

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

The Curious Cases of Rutherford and Fry

A pair of scientific sleuths answer your perplexing questions. Ask them anything!

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