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Health: Infectious diseases

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Science at Rio+20 by iStock/RapidEye

Latest on Rio+20

We track the news on science, technology and the Rio+20 Earth Summit
Algae grown in a laboratory - Flickr/kaibara87

Backyard vaccine

People in the developing world could one day grow their own malaria vaccine from algae in the backyard, say researchers

From GM crops to forestry

Learn more about the challenges of feeding our growing population versus caring for our planet
Holding HIV drugs - UNAIDS

Cheaper testing

A predictive tool could reduce the cost of CD4 tests for people receiving HIV drugs