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野生蜜蜂数量下降影响美国农作物产量
2023-12-06The first national study to map U.S. wild bees suggests they're disappearing in many of the country's most important farmlands--including Cali...
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科学家首次定序古爱尔兰人基因组
2023-12-06A team of geneticists from Trinity College Dublin and archaeologists from Queen's University Belfast has sequenced the first genomes from ancient ...
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加州大旱威胁数千万树木的生存
2023-12-06California's forests are home to the planet's oldest, tallest and most-massive trees. New research from Carnegie's Greg Asner and his team...
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天文学家发现测量遥远星球表面重力的方法
2023-12-06Researchers have found a new way to measure the pull of gravity at the surface of a star. For distant stars with planets orbiting them, this informati...
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南洋理工科学家发明社交型远端临场机器人
2023-12-06Say hello to Nadine, a 'receptionist' at Nanyang Technological University (NTU Singapore). She is friendly, and will greet you back. Next time...
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袋獾体内发现第二种传染性癌症
2023-12-06Transmissible cancers -- cancers which can spread between individuals by the transfer of living cancer cells -- are believed to arise extremely rarely...
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有强磁场的恒星很常见
2023-12-06Using a recently developed technique to detect magnetic fields inside stars, a group of astronomers -- including Matteo Cantiello and Lars Bildsten fr...
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欧洲最初的农民可追溯到安纳托利亚
2023-12-06Human material from the Anatolian site Kumtepe was used in the study. The material was heavily degraded, but yielded enough DNA for the doctorate stud...
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生物科学领域的诚信危机
2023-12-06Widespread failure to reproduce research results has triggered a crisis of confidence in research findings, eroding public trust in scientific methodo...
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气候与水资源变化影响全球电力生产
2023-12-06Climate change impacts and associated changes in water resources could lead to reductions in electricity production capacity for more than 60% of the ...