日期：2012-06-13 Climate change is widely expected to disrupt future fire patterns around the world, with some regions, such as the western United States, seeing more frequent fires within the next 30 years, according to a new analysis led by researchers at the Univ... 阅读全文>>

日期：2012-06-12 A small study of Toronto college students is shedding light on a contributing factor of insomnia（失眠） that might be hard to admit -- an adult fear of the dark. Nearly half of the students who reported having poor sleep also reported a fear of the... 阅读全文>>

日期：2012-06-12 Although it's long been suspected that human activity has greatly contributed to environmental stress, it's only recently that science has begun to show just how great a role that activity is playing. In an article published in the journal Nature Cl... 阅读全文>>

日期：2012-06-12 Research presented at the Society of Nuclear Medicine's 59th Annual Meeting reveals that patients with differentiated thyroid（甲状腺） cancer live as long as people in perfect health, unless they are in the minority and have reached the most advanc... 阅读全文>>

日期：2012-06-12 The oceans have warmed in the past 50 years, but not by natural events alone. New research by a team of Lawrence Livermore National Laboratory scientists and international collaborators shows that the observed ocean warming over the last 50 years is... 阅读全文>>

日期：2012-06-11 Scientists from the Smithsonian and colleagues have found that waterbird communities can be the canary（金丝雀） in the coal mine when it comes to detecting the health of urban estuary（河口） ecosystems. Their research revealed that the types of wa... 阅读全文>>

日期：2012-06-11 Children living in urban centers have a much higher prevalence of food allergies than those living in rural areas, according to a new study, which is the first to map children's food allergies by geographical location in the United States. In partic... 阅读全文>>

日期：2012-06-11 Researchers at NYU School of Medicine have made an important discovery that partially answers the long-standing question of why a mother's immune system does not reject a developing fetus as foreign tissue. Our manuscript（手写的） addresses a funda... 阅读全文>>

日期：2012-06-11 Enabling bioengineers to design new molecular machines for nanotechnology applications is one of the possible outcomes of a study by University of Montreal researchers that was published in Nature Structural and Molecular Biology June 10. The scient... 阅读全文>>

日期：2012-06-08 A team of researchers, including scientists from Woods Hole Oceanographic Institution (WHOI), discovered a massive bloom of phytoplankton（浮游植物） beneath ice-covered Arctic waters. Until now, sea ice was thought to block sunlight and limit the g... 阅读全文>>

日期：2012-06-08 With simple arguments, researchers show that nature is complicated! Researchers from the Niels Bohr Institute have made a simple experiment that demonstrates that nature violates common sense -- the world is different than most people believe. The e... 阅读全文>>

日期：2012-06-08 A new study finds that Caribbean seaweeds are far better competitors than their equivalents in the Indian and Pacific Oceans. But this triumph is bad news for Caribbean coral reefs. The picture-postcard beauty of Caribbean reefs owes much to the liv... 阅读全文>>

日期：2012-06-08 In exploring the genetics of mitochondria（线粒体） -- the powerhouse of the cell -- researchers at Fred Hutchinson Cancer Research Center have stumbled upon a finding that challenges previously held beliefs about the role of mutations in cancer dev... 阅读全文>>

日期：2012-06-07 A new voyage into chemical space -- occupied not by stars and planets but substances that could become useful in everyday life -- has concluded that scientists have synthesized barely one tenth of 1 percent of the potential medicines that could be m... 阅读全文>>

日期：2012-06-07 A geoengineering solution to climate change could lead to significant rainfall reduction in Europe and North America, a team of European scientists concludes. The researchers studied how models of Earth in a warm, CO2-rich world respond to an artifi... 阅读全文>>

日期：2012-06-07 Panthera's camera traps recently produced the first photographic evidence of wild jaguars（捷豹） with cubs in an oil palm plantation in Colombia, including photos of two male jaguars and a female jaguar with cubs, and a video of a jaguar male. Plac... 阅读全文>>

日期：2012-06-07 If you're middle-aged and your memory's not what it used to be, check the bathroom scale（体重秤） , researchers warned, suggesting overweight people tend to score more poorly on tests of memory than their thinner peers do. The findings suggest that... 阅读全文>>

日期：2012-06-06 A new model for understanding how nerve cells in the brain control movement may help unlock the secrets of the motor cortex（运动皮质） , a critical region that has long resisted scientists' efforts to understand it, researchers report June 3 in Nat... 阅读全文>>

日期：2012-06-06 For millions of Facebook users, choosing which photo to use for an online profile is an important decision. Should it be lighthearted or professional, personal or more abstract? According to a study by researchers at the UT Dallas Center for Vital L... 阅读全文>>

日期：2012-06-05 The yeast Dekkera bruxellensis plays an important role in the production of wine, as it can have either a positive or a negative impact on the taste. Researchers at Lund University in Sweden, among others, have analyzed the yeast's genome sequenced... 阅读全文>>