UNAIDS warns Trump's HIV funding cuts to South Africa could cost lives
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The Trump administration says the phased withdrawal is linked to policy disputes with Pretoria, which rejects the allegations and says it is pursuing greater self-reliance.
One day, tiny swimming robots may travel through the human body to deliver drugs. The medication would target only areas of need—chemotherapy drugs for a tumor, for example—avoiding healthy tissue and minimizing side effects. A research team led by Ebru Demir, an assistant professor of mechanical engineering and mechanics in Lehigh University’s P.C. Rossin College…