文章列表

• 1.细菌之间的“交流”可能影响地球气候
• Woods Hole Oceanographic Institution (WHOI) scientists have discovered that bacterial communication could have a significant impact on the planet's cl...
• 2.南美洲发现迄今最古老的啮齿动物化石
• In a literal walk through time along the Ucayali River near Contamana, Peru, a team of researchers found rodent（啮齿动物） fossils at least 41 millio...
• 3.蛋白质在植物趋光性中起重要作用
• Plants do not have eyes or legs, yet they are able to see and move toward and away from light. This ability, called phototropism（趋光性） , is contro...
• 4.黑死病基因组定序成功
• An international team -- led by researchers at McMaster University and the University of Tubingen in Germany -- has sequenced the entire genome of the...
• 5.环境毒性物质会导致动脉硬化
• Environmental toxicants（有毒物） such as dioxins, PCBs, and pesticides can pose a risk for cardiovascular disease. For the first time a link has been...
• 6.物理学家利用电场成功将液体固化
• Physicists have predicted that under the influence of sufficiently high electric fields, liquid droplets（液滴） of certain materials will undergo sol...
• 7.怀孕早期服用叶酸能降低婴儿语言迟缓风险
• Use of folic acid（叶酸） supplements by women in Norway in the period 4 weeks before to 8 weeks after conception was associated with a reduced risk o...
• 8.绿色蔬菜能降低基因对心脏疾病的影响
• A long-held mantra（咒语） suggests that you can't change your family, the genes they pass on, or the effect of these genes. Now, an international tea...
• 9.过量服用维生素E加重患前列腺癌风险
• In a trial that included about 35,000 men, those who were randomized to receive daily supplementation with vitamin E had a significantly increased ris...
• 10.病毒DNA如何感染细胞核
• They have been around since the dawn of time and are a model of evolutionary success: viruses. Viruses are extremely adaptable but they have a problem...