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圈养动物会有烦躁迹象
2023-12-06Wondering if your caged hamster(仓鼠) gets bored? It's highly likely if the critter(生物,家畜) has nothing to do all day. Those are the findings of Univ...
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提高无线网络效能
2023-12-06Two professors at the University of California, Riverside Bourns College of Engineering have developed a new method that doubles the efficiency of wir...
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玩游戏可帮助分析师消除偏见
2023-12-06Game-playing may help intelligence analysts with the serious business of identifying biases that can cloud decision-making and problem-solving during ...
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在线视频流质量影响观赏者的行为
2023-12-06It may seem like common sense that the quality of online video streaming affects how willing viewers are to watch videos at a website. But until compu...
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细胞内脂肪具有抗菌性
2023-12-06UC Irvine biologists have discovered that fats within cells store a class of proteins with potent antibacterial activity, revealing a previously unkno...
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女性患偏头痛易导致脑损伤
2023-12-06After nearly 10 years of follow-up of study participants who experienced migraines(偏头痛) and who had brain lesions identified via magnetic resonance im...
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宠物传染病需小心提防
2023-12-06Most emerging infectious diseases of humans come from animals. International health agencies monitor these diseases, but they do so only for humans an...
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南极海冰与气候变化
2023-12-06The first direct evidence that marked changes to Antarctic sea ice drift have occurred over the last 20 years, in response to changing winds, is publi...
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流水侵蚀也会形成尖角和边缘
2023-12-06Erosion(侵蚀) caused by flowing water does not only smooth out objects, but can also form distinct shapes with sharp points and edges, a team of New Yor...
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追踪患者体内的肿瘤细胞
2023-12-06Tumor cells circulating in a patient's bloodstream can yield a great deal of information on how a tumor is responding to treatment and what drugs ...