文章列表
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1.水烟会吸入相当多的尼古丁与致癌物
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Young adults who smoked water pipes in hookah(水烟袋) bars had elevated levels of nicotine, cotinine, tobacco-related cancer-causing agents, and vol...
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2.尿液并非是无菌的
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Bacteria live in the bladders of healthy women, discrediting the common belief that normal urine is sterile(无菌的) . This finding was presented tod...
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3.利用光创造物质
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Imperial College London physicists have discovered how to create matter from light -- a feat thought impossible when the idea was first theorised 80 y...
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4.章鱼触手不会吸附自己身体的奥秘
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An octopus's arms are covered in hundreds of suckers that will stick to just about anything, with one important exception. Those suckers generally won...
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5.高速太阳风增加地球上的雷电现象
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Scientists have discovered new evidence to suggest that lightning on Earth is triggered not only by cosmic rays from space, but also by energetic part...
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6.环境状况可能影响鸟类迁徙
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Wind conditions during spring migration may be a predictor of apparent annual survival and the timing of breeding in yellow warblers, according to res...
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7.抗抑郁药可能缓解老年痴呆病情
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A commonly prescribed antidepressant can reduce production of the main ingredient in Alzheimer's brain plaques, according to new research at Washingto...
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8.外伤性脑损伤病例逐年增加
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Between 2006 and 2010, there was a nearly 30 percent increase in the rate of visits to an emergency department for traumatic brain injury, which may b...
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9.南美洲首次发现梁龙科恐龙化石
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The discovery of a new sauropod(蜥脚类动物) dinosaur species, Leinkupal laticauda, found in Argentina may be the first record of a diplodocid(梁龙科...
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10.破坏性的风暴日趋发生于两极
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Powerful, destructive tropical cyclones are now reaching their peak intensity farther from the equator and closer to the poles, according to a new stu...