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Researchers at Ohio State University, in the US, have developed a new way to test people for malaria and other diseases. The technique requires small strips of paper and it was designed to help people in rural communities get tested without having to travel to the hospital. The developer is Abraham Badu-Tawiah. (Picture: This photo provided by the Centers for Disease Control and Prevention (CDC ) shows a feeding female mosquito in the process of obtaining its blood meal through its sharp, needle-like labrum, which it had inserted into its human host. Credit: James Gathany/CDC via AP)