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WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

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WASHINGTON, Dec. 24 (Xinhua) -- The United States urged South Sudanese President Salva Kiir and former Vice President Riek Machar to end hostilities and begin mediated political talks, according to a statement issued by State Department on Tuesday. U

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They are the people formerly known as employees. In a broad range of service industries, workers who once drew a steady salary are cutting out the employer and plying their services direct to people who used to pay companies, rather than people, to m

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