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猪干细胞研究获得有益启示
2023-12-06Pig stem cell research conducted by two animal scientists at the University of Georgia reveals a better way to determine the safety of future stem cel...
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格陵兰冰原消融导致岩床上升
2023-12-06An unusually hot melting season in 2010 accelerated ice loss in southern Greenland by 100 billion tons -- and large portions of the island's bedro...
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加拿大北部灌木林面积扩大
2023-12-06Scientists have used satellite data from NASA-built Landsat missions to confirm that more than 20 years of warming temperatures in northern Quebec, Ca...
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研究:物种可以改变
2023-12-06A study of South American songbirds(黄莺) completed by the Department of Biology at Queen's University and the Argentine Museum of Natural History, ...
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植物靠分子泵传输养料
2023-12-06Food prices are soaring at the same time as Earth's population is nearing 9 billion. As a result the need for increased crop yields is extremely i...
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汽车货运影响空气质量
2023-12-06Shifting a fraction of truck-borne freight(货运) onto trains would have an outsized impact on air quality in the Midwest, according to researchers at th...
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夜间灯光图片能用于追踪疾病传播
2023-12-06Normally used to spot where people live, satellite images of nighttime lights can help keep tabs on the diseases festering(溃烂) among them, too, accord...
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能量条件下随机噪音能加强信号输出
2023-12-06Scientists have shown the energy conditions, under which a weak signal supplied to a physical system emerges as a stronger signal at the output thanks...
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海平面温差可作为气候敏感性变化依据
2023-12-06Scientists have developed important new insight into the sensitivity of global temperature to changes in Earth's radiation balance over the last h...
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艾滋病人也可接受肾脏、胰腺移植手术
2023-12-06Mayo Clinic in Florida is now offering kidney and pancreas(胰腺) transplants to HIV positive patients with advanced kidney disease and diabetes. Evidenc...