日期：2011-09-27 The risk of depression appears to decrease for women with increasing consumption of caffeinated（含咖啡因的） coffee, according to a report in the September 26 issue of Archives of Internal Medicine, one of the JAMA/Archives journals. Caffeine is th... 阅读全文>>

日期：2011-09-27 A recent analysis of two decades of USDA Forest Service Forest Inventory and Analysis (FIA) data shows the live volume of hemlocks（铁杉） in the eastern United States still increasing despite spreading infestations of hemlock woolly adelgid（球蚜）... 阅读全文>>

日期：2011-09-27 Children born after their mothers were treated with chemotherapy during pregnancy appear to be unaffected by the experience in terms of the development of their mental processes and the normal functioning of their hearts, according to new research p... 阅读全文>>

日期：2011-09-27 The risk of dying from cardiovascular disease（心血管疾病） is higher for childless men than for fathers, according to a large study led by a researcher at the Stanford University School of Medicine. The new study, which will be published online Sep... 阅读全文>>

日期：2011-09-27 People with asthma（哮喘） who are admitted to hospital with pandemic influenza H1N1 (swine flu) are half as likely to die or require intensive care than those without asthma, according to new research. The study, which is being presented at the Eur... 阅读全文>>

日期：2011-09-23 An international consortium of scientists reports the discovery of five new genes that affect the risk of developing coronary artery disease ( CAD冠状动脉疾病 ) and heart attacks in a study to be published in the open-access journal PLoS Genetics on... 阅读全文>>

日期：2011-09-23 Not long after the development of the first laser in 1960 scientists discovered that shining a beam through certain crystals produced light of a different color; more specifically, it produced light of exactly twice the frequency of the original. Th... 阅读全文>>

日期：2011-09-23 Birds may have a more highly developed sense of smell than researchers previously thought, contend scholars who have found that penguins may use smell to determine if they are related to a potential mate. The research by the University of Chicago an... 阅读全文>>

日期：2011-09-22 Research at the University of Liverpool has found that periods of rapid fluctuation in temperature coincided with the emergence of the first distant relatives of human beings and the appearance and spread of stone tools. Dr Matt Grove from the Schoo... 阅读全文>>

日期：2011-09-22 Zinc has been found to play a critical role in regulating communication between cells in the brain, possibly governing the formation of memories and controlling the occurrence of epileptic seizures（癫痫发作） . A collaborative project between Duke... 阅读全文>>

日期：2011-09-22 Divorce is tough, for just about everyone. But some people move through a breakup without overwhelming distress, even if they're sad or worried about money, while others get stuck in the bad feelings and can't seem to climb out. What accounts for th... 阅读全文>>

日期：2011-09-22 Scientists have made an exciting breakthrough in unraveling（解开，阐明） the genetic basis of two debilitating neurodegenerative disorders, amyotrophic lateral sclerosis ( ALS肌萎缩侧索硬化症 ) and frontotemporal dementia ( FTD额颞叶型失智症 ). Two... 阅读全文>>

日期：2011-09-21 Living alone is associated with an increased risk of alcohol-related mortality -- from alcohol-related diseases and accidents -- according to a Finnish study published in PLoS Medicine, suggesting that a lack of social relationships should be regard... 阅读全文>>

日期：2011-09-21 African-American men living in low sunlight areas are more likely to experience vitamin D deficiency than European-American men living in the same environment. Researchers believe that these findings should change recommendations for daily intake of... 阅读全文>>

日期：2011-09-21 In a study that included more than 600,000 individuals born in Sweden between 1973-1979, those born preterm (less than 37 weeks gestation酝酿，怀孕 ) had a higher risk of death during early childhood and young adulthood than persons born at term, ac... 阅读全文>>

日期：2011-09-21 Using breast magnetic resonance imaging (MRI) screenings among targeted, high-risk, underserved women significantly decreased diagnostic cost and increased patient compliance rates with follow-up compared to using general risk mammography（乳房X线照... 阅读全文>>

日期：2011-09-20 Scientists looking to capture evidence of dark matter -- the invisible substance thought to constitute much of the universe -- may find a helpful tool in the recent work of researchers from Princeton University and New York University. The team unve... 阅读全文>>

日期：2011-09-20 Common genetic variants contribute to the risk of schizophrenia（精神分裂症） and bipolar disorder, an international research consortium has discovered. Schizophrenia and bipolar disorder are common and often devastating brain disorders, affecting a... 阅读全文>>

日期：2011-09-20 The brightest gamma ray beam ever created -- more than a thousand billion times more brilliant than the sun -- has been produced in research led at the University of Strathclyde, and could open up new possibilities for medicine. Physicists have disc... 阅读全文>>

日期：2011-09-20 Psychosocial stress could play a role in the etiology（病因学） of breast cancer aggressiveness, particularly among minority populations, according to study results presented at the Fourth AACR Conference on The Science of Cancer Health Disparities,... 阅读全文>>