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中国科学家成功培育出正常功能的小白鼠精子
2023-12-06Scientists in China have finally succeeded in creating functioning sperm from mice in the laboratory. To accomplish this feat, the researchers coaxed ...
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臭氧层不一定推动自然生态的衰落
2023-12-06Environmental scientists at the University of Virginia have found that surface ozone, an abundant chemical known to be toxic to many species of vegeta...
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如何对付寨卡病毒
2023-12-06Health officials, drug companies, governments and the public are scrambling to understand and combat the Zika virus. The virus was first identified al...
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阿塔卡马望远镜已完成对银河系的测量
2023-12-06APEX, the Atacama Pathfinder EXperiment telescope, is located at 5100 metres above sea level on the Chajnantor Plateau in Chile's Atacama region. ...
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渡渡鸟可能相当聪明
2023-12-06New research suggests that the dodo, an extinct bird whose name has entered popular culture as a symbol of stupidity, was actually fairly smart. The w...
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洛杉矶盆地上百处沼气泄露点已被确定
2023-12-06Hundreds of methane-emitting hot spots have been identified across the Los Angeles Basin, including a "clean ports" truck refueling facility...
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法国出土三具中世纪穆斯林尸体
2023-12-06Archaeological and genetic analysis may indicate that three skeletons buried in medieval graves in France may have been Muslim, according to a study p...
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环境无害包装能延长食品的保质期
2023-12-06Researchers from the National University of Singapore (NUS) have successfully developed an environmentally-friendly food packaging material that is fr...
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山顶采矿与作物灌溉影响水生生物多样性
2023-12-06Aquatic life can suffer when high concentrations of dissolved salts enter freshwater ecosystems, a process known as salinization. An international, mu...
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量子点颗粒:新一代的硅片
2023-12-06Just as the single-crystal silicon wafer forever changed the nature of communication 60 years ago, a group of Cornell researchers is hoping its work w...