日期:2016-08-23 For older adults, having more or closer family members in ones social network decreases his or her likelihood of death, but having a larger or closer group of friends does not, finds a new study that will be presented at the 111th Annual Meeting of... 阅读全文>>

日期:2016-08-23 Lebanon, NH -- (Aug. 22, 2016) Fragility fractures -- those that occur at standing height -- are a significant source of sickness and death among the elderly population in the United States. They are also associated with annual direct costs of over... 阅读全文>>

日期:2016-08-23 What happens to hibernating or torpid animals when a bushfire rages? Are they able to sense danger and wake up from their energy-saving sleep to move to safety? Yes, says Julia Nowack of the University of New England in Australia, lead author of a s... 阅读全文>>

日期:2016-08-23 When animals get sick, they may change their behaviour, becoming less active, for example. The studys lead author, Patricia Lopes from the Department of Evolutionary Biology and Environmental Studies at the University of Zurich, says that previous r... 阅读全文>>

日期:2016-08-22 Paleontologists with the Burke Museum of Natural History and Culture and the University of Washington have discovered a Tyrannosaurus rex, including a very complete skull. The find, which paleontologists estimate to be about 20 percent of the animal... 阅读全文>>

日期:2016-08-22 If you want to mix drinks for a living, dont expect to have a typical family life. That was the conclusion of a study by Tulane University sociologists Emily Starr and Alicia McCraw, who interviewed 40 New Orleans area bartenders for their study, Ba... 阅读全文>>

日期:2016-08-22 Zika infection kills off neural stem cells in adult mice bred to be vulnerable to the virus, researchers at the Rockefeller University and the La Jolla Institute for Allergy and Immunology report August 18 in Cell Stem Cell. It has yet to be studied... 阅读全文>>

日期:2016-08-22 You just received the promotion you have worked so hard for, but you overhear a co-worker say that you got it because the boss only gives the easy projects to you while the hard ones are dumped on everyone else. Some of your envious co-workers come... 阅读全文>>

日期:2016-08-22 Death and mourning were largely considered private matters in the 20th century, with the public remembrances common in previous eras replaced by intimate gatherings behind closed doors in funeral parlors and family homes. But social media is redefin... 阅读全文>>

日期:2016-08-18 Both genetic factors and family environment contribute to risk for chronic pain, and contributions of many genes contribute to risk of both chronic pain and major depressive disorder (MDD), according to a new study published in PLOS Medicine. The re... 阅读全文>>

日期:2016-08-18 Thin clouds at about 5 km altitude are more ubiquitous in the tropics than previously thought and they have a substantial cooling effect on climate. This is shown in a recent study by researchers from Stockholm University and the University of Miami... 阅读全文>>

日期:2016-08-17 Could existing electric vehicles (EVs), despite their limited driving range, bring about a meaningful reduction in the greenhouse-gas emissions that are causing global climate change? Researchers at MIT have just completed the most comprehensive stu... 阅读全文>>

日期:2016-08-17 Ever thought of putting sewage on your plants? Scientists say thermally conditioned sewage sludge serves as an excellent fertilizer to improve soil properties. This was recently published in the open-access journal Frontiers in Nutrition. The major... 阅读全文>>

日期:2016-08-17 The Arctic sea ice responded very rapidly to past climate changes. During the coldest periods of the past 90,000 years the sea ice edge spread relatively quickly to the Greenland-Scotland Ridge, and probably far into the Atlantic Ocean. says first a... 阅读全文>>

日期:2016-08-17 Coral reefs wouldnt be the same without their beautiful fish. A diversity of colorful, beautifully patterned species lives in tandem with coral reefs around the world, having adapted their appearance, body structure and lifestyle to take refuge in t... 阅读全文>>

日期:2016-08-17 Engineers at the A. James Clark School of Engineering at the University of Maryland (UMD) demonstrate in a new study that windows made of transparent wood could provide more even and consistent natural lighting and better energy efficiency than glas... 阅读全文>>

日期:2016-08-11 The Gulf of Maine coastline, historically home to one of the richest shellfish populations in the U.S., is undergoing a dramatic change, with once-flourishing wild blue mussels all but disappearing, according to a study led by University of Californ... 阅读全文>>

日期:2016-08-11 Three years ago, the Federal Trade Commission dimmed hopes for the Brightest Flashlight app for Android, slapping its developer with charges of consumer deception. Why? The app was transmitting users locations and device IDs to third parties without... 阅读全文>>

日期:2016-08-11 Even brief exposures of the eggs of Atlantic haddock to low concentrations of dispersed crude oil can cause severe and usually deadly deformities in developing fish, an international research team has found. The findings indicate that oil spills at... 阅读全文>>

日期:2016-08-11 A solar storm that jammed radar and radio communications at the height of the Cold War could have led to a disastrous military conflict if not for the U.S. Air Forces budding efforts to monitor the suns activity, a new study finds. On May 23, 1967,... 阅读全文>>

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