日期：2014-05-21 Many have assumed that warmer winters as a result of climate change would increase the growth of trees and shrubs（灌木） because the growing season would be longer. But shrubs achieve less yearly growth when cold winter temperatures are interrupted... 阅读全文>>

日期：2014-05-21 Circling the light trap used to lure（引诱） insects out of the thick, wet night in Rwanda's mountainous Nyungwe Forest National Park, Riley Tedrow reached to the leaf litter on the ground and nabbed a male and female of what turned out to be a new... 阅读全文>>

日期：2014-05-20 Perhaps one of the keys to good health isn't just what you eat but how you taste it. Taste buds -- yes, the same ones you may blame for that sweet tooth or French fry craving -- may in fact have a powerful role in a long and healthy life -- at least... 阅读全文>>

日期：2014-05-20 Observations made over the past 29 years in Kenya as part of one of the world's longest-running studies of a wild primate show how having offspring influences the health of female baboons. These observations highlight that females are mostly injured... 阅读全文>>

日期：2014-05-20 A form of bacteria responsible for respiratory illness, including the deadly pneumonia known as Legionnaire's disease, may be able to grow in windshield washer fluid and was isolated from nearly 75% of school buses tested in one district in Arizona,... 阅读全文>>

日期：2014-05-20 Smithsonian scientists describe a colorful new species of small coral reef sea bass（黑鲈） from depths of 182-241 m off Curaao, southern Caribbean. With predominantly yellow body and fins, the new species, Liopropoma santi, closely resembles the ot... 阅读全文>>

日期：2014-05-20 Individuals are more genetically similar to their spouses than they are to randomly selected individuals from the same population, according to a new study from the University of Colorado Boulder. Scientists already knew that people tend to marry ot... 阅读全文>>

日期：2014-05-19 Only eating breakfast and lunch may be more effective at managing type 2 diabetes than eating smaller, more regular meals, scientists say. 科学家宣称，一天中只吃早饭和午饭比按时、少量吃饭更能有效控制2型糖尿... 阅读全文>>

日期：2014-05-19 Patients with pancreatic（胰腺的） cancer have a different and distinct profile of specific bacteria in their saliva compared to healthy controls and even patients with other cancers or pancreatic diseases, according to research presented today at t... 阅读全文>>

日期：2014-05-19 Researchers have shown for the first time in an animal that is more closely related to humans that it is possible to make new bone from stem-cell-like induced pluripotent（多能的） stem cells (iPSCs) made from an individual animal's own skin cells.... 阅读全文>>

日期：2014-05-19 Young adults who smoked water pipes in hookah（水烟袋） bars had elevated levels of nicotine, cotinine, tobacco-related cancer-causing agents, and volatile organic compounds (VOC) in their urine, and this may increase their risk for cancer and other... 阅读全文>>

日期：2014-05-19 Bacteria live in the bladders of healthy women, discrediting the common belief that normal urine is sterile（无菌的） . This finding was presented today by researchers from Loyola University Chicago at the 114th General Meeting of the American Socie... 阅读全文>>

日期：2014-05-19 Imperial College London physicists have discovered how to create matter from light -- a feat thought impossible when the idea was first theorised 80 years ago. In just one day over several cups of coffee in a tiny office in Imperial's Blackett Physi... 阅读全文>>

日期：2014-05-16 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't grab onto the octopus itself; otherwise, the impressively flexible animals would quickly find th... 阅读全文>>

日期：2014-05-16 Scientists have discovered new evidence to suggest that lightning on Earth is triggered not only by cosmic rays from space, but also by energetic particles from the Sun. University of Reading researchers found a link between increased thunderstorm a... 阅读全文>>

日期：2014-05-15 Wind conditions during spring migration may be a predictor of apparent annual survival and the timing of breeding in yellow warblers, according to results published May 14, 2014, in the open access journal PLOS ONE by Anna Drake from Simon Fraser Un... 阅读全文>>

日期：2014-05-15 A commonly prescribed antidepressant can reduce production of the main ingredient in Alzheimer's brain plaques, according to new research at Washington University School of Medicine in St. Louis and the University of Pennsylvania. The findings, in m... 阅读全文>>

日期：2014-05-15 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 be attributable to a number of factors, including increased awareness and diagnoses, according to a... 阅读全文>>

日期：2014-05-15 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） from South America and the youngest record of Diplodocidae in the world, according to results p... 阅读全文>>

日期：2014-05-15 Powerful, destructive tropical cyclones are now reaching their peak intensity farther from the equator and closer to the poles, according to a new study co-authored by an MIT scientist. The results of the study, published today in the journal Nature... 阅读全文>>