日期：2010-07-30 Vitamin D deficiency is associated with arterial stiffness（动脉硬化） , a risk factor for heart disease and stroke, in black teens according to a new study accepted for publication in The Endocrine Society's www.endo-society.org (JCEM). Black teens... 阅读全文>>

日期：2010-07-30 A new study from Perth's Telethon Institute for Child Health Research shows an association between ADHD and a 'Western-style' diet in adolescents. The research findings have just been published online in the international Journal of Attention Disord... 阅读全文>>

日期：2010-07-30 The Alfred Wegener Institute for Polar and Marine Research in the Helmholtz Association for the first time sent its Autonomous Underwater Vehicle ( AUV自主水下航行器 ) on an under-ice mission at about 79 North. The four-metre-long, torpedo（鱼雷，水... 阅读全文>>

日期：2010-07-30 Postmenopausal（绝经后的） women with diabetes（糖尿病） taking thiazolidinediones ( TZDS噻唑烷二酮 ), including rosiglitazone（罗格列酮） and pioglitazone（吡格列酮） , may be at increased risk for fractures according to a new study accepted for pu... 阅读全文>>

日期：2010-07-30 Public immunization（免疫） efforts may be much more sensitive than previously realized to small changes in the perceived（感官的） costs or risks of vaccination, scientists at Harvard University report this week. In some cases, the spread of vaccin... 阅读全文>>

日期：2010-07-30 Tougher than a bullet-proof vest yet synonymous with（与同义） beauty and luxury, silk fibers are a masterpiece of nature whose remarkable properties have yet to be fully replicated in the laboratory. Thanks to their amazing mechanical properties as... 阅读全文>>

日期：2010-07-29 Nanomaterials are poised for widespread use in the construction industry, where they can offer significant advantages for a variety of applications ranging from making more durable concrete to self-cleaning windows. But widespread use in building ma... 阅读全文>>

日期：2010-07-29 Researchers at the University of California, San Francisco propose that treatments used on liver cancers beyond the established Milan criteria for liver transplantation may be appropriate for all patients with hepatocellular carcinoma ( HCC肝细胞癌... 阅读全文>>

日期：2010-07-29 A specific area in our brains is responsible for processing information about human and animal faces, both how we recognize them and how we interpret facial expressions. Now, Tel Aviv University research is exploring what makes this highly specializ... 阅读全文>>

日期：2010-07-29 Heterosexual（异性恋的） women bear the brunt of（首当其冲） narcissistic（自恋的） heterosexual men's hostility, while heterosexual men, gay men and lesbian women provoke（驱使，激怒） a softer reaction, according to psychologist Dr. Scott Keiller... 阅读全文>>

日期：2010-07-29 Research at the UK's University of Warwick, and the University of Goettingen in Germany, has found that the use of a particular GM crop in India produced massive benefits in the earnings and employment opportunities for rural Indian women. The resea... 阅读全文>>

日期：2010-07-29 Ever notice some people seem to eat anything they want and never gain a pound, while others seem to gain weight just by looking at fattening foods? You may be seeing things correctly after all. According to research published in the July 2010 issue... 阅读全文>>

日期：2010-07-29 Confronting someone who makes a prejudiced（怀偏见的） remark can be a good thingbut not everyone does it. Researchers at Stanford University studied how and when targets of bias（偏见，斜纹） will speak up, and found that they're more likely to do... 阅读全文>>

日期：2010-07-29 A new article published in the 29 July issue of the international journal Nature reveals for the first time that microscopic marine algae（海藻类） known as phytoplankton（浮游植物） have been declining globally over the 20th century. Phytoplankton... 阅读全文>>

日期：2010-07-28 Thanks to rising obesity rates in Latin America and the Caribbean, elderly people there are becoming more likely to suffer from disabilities, according to a paper recently published by University of Texas Medical Branch at Galveston researchers in t... 阅读全文>>

日期：2010-07-28 University of Pennsylvania School of Medicine researchers have described a previously unknown biological mechanism in cells that prevents them from cannibalizing（装配） themselves for fuel. The mechanism involves the fuel used by cells under normal... 阅读全文>>

日期：2010-07-28 Individuals with adequate social relationships have a 50% greater likelihood（可能性） of survival compared to those with poor or insufficient social relationships. The magnitude（大小，量级） of this effect is comparable with stopping smoking and e... 阅读全文>>

日期：2010-07-28 Debates have raged for decades about how to arrange the Australian and South American branches of the marsupial（有袋类动物） family tree. While marsupials like the Australian tammar wallaby（塔马尔沙袋鼠） and the South American opossum（负鼠） see... 阅读全文>>

日期：2010-07-26 Patients with deadly glioblastomas（恶性胶质瘤） who received high doses of radiation that hit a portion of the brain that harbors neural stem cells had double the progression-free survival time as patients who had lower doses or no radiation target... 阅读全文>>

日期：2010-07-26 School-aged children who undergo cardiopulmonary bypass ( CPB心肺转流 ) during surgery for less complicated congenital（先天的，天生的） heart defects do not appear to suffer any impairments（损伤，损害） in neurocognitive abilities, such as intelli... 阅读全文>>