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Science  28 Jul 2017:
Vol. 357, Issue 6349, pp. 336-339
DOI: 10.1126/science.357.6349.336

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In science news around the world, the Joint United Nations Programme on HIV/AIDS reports that for the first time more than 50% of the global population living with HIV are receiving antiretroviral drugs, Chinese and U.S. nuclear experts convert a Chinese-built research reactor in Ghana to run on low-enriched uranium rather than weapons-grade fuel, U.S. physicists celebrate the groundbreaking at an abandoned gold mine of the country's next great particle physics experiment, a draft plan released by Australia's government would roll back protections in marine reserves ringing the country, and more. Also, NASA's New Horizons team uses ground-based telescopes in Argentina to spot an elusive Kuiper belt object that will be the mission's next target. And a moon rock collection bag used by Neil Armstrong during the Apollo 11 mission sells at auction for $1.8 million.