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Salim S. Abdool Karim and Quarraisha Abdool Karim/ Photo: Courtesy of Caprisa

New gel reduces women’s risk of HIV

A new anti-HIV gel has been found to be safe and effective at lowering the chances of infection.
Scott Banta / Photo: Eileen Barroso

Creating a better biofuel

Associate Professor Scott Banta researches a cost-efficient replacement for gasoline.
Gulf Coast residents wade in pools away from contaminated ocean. / REUTERS

Children and the poor hurt worst by Gulf spill

A recent study finds that the BP oil spill has caused long-term health and economic problems for Gulf Coast residents.

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