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Debora Mackenzie

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First human case of mad cow disease in Japan

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Flu shot shortage turns into a glut

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Cancer drugs may fight smallpox

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Suspected human-to-human bird flu transmission in Vietnam

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Safety fears raised over biosecurity lapse

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Bird flu on the rise again in Vietnam

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Canada discovers its third mad cow

Earth

Dead bodies pose no epidemic threat, say experts

Life

Review 2004: Bird flu threatens the world

Earth

Europe again ignores scientists’ advice on fish

BSE and vCJD: Instant Expert

Hope for the world’s forgotten rabies victims