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科學和技術

科学家提高了人工授精的效果

据《科学日报》报道,澳大利亚和丹麦科学家改进了体外受精(IVF)技术,使其效率提高了几十个百分点。

16 October 2011, 12:13

香港录得七年来首宗禽流感病例

香港出现七年来首例 H5N1 流感(禽流感)病例,当局正在采取措施防止疫情蔓延。

18 November 2010, 14:30

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