New experiments in group decision making show that having a seat at the table is very different than having a voice. Scholars at Brigham Young University and Princeton examined whether women speak less than men when a group collaborates to solve a pr...
Earthworms（蚯蚓） could be used to extract toxic heavy metals, including cadmium and lead, from solid waste from domestic refuse collection and waste from vegetable and flower markets, according to researchers writing in the International Journa...
During the Neolithic Age（新石器时代） (approximately 10000-6000 BCE), early man evolved from hunter-gatherer to farmer and agriculturalist, living in larger, permanent settlements with a variety of domesticated animals and plant life. This tr...
Scientists are beginning to understand one of life's enduring mysteries -- why women live, on average, longer than men. Published August 2 in Current Biology, research led by Monash University, describes how mutations to the DNA of the mitochondria（线...
Calcium supplements might increase the risk of having a heart attack, and should be taken with caution, concludes research published in the online issue of the journal Heart. Furthermore, boosting overall calcium intake from dietary sources confers（授...
New research reveals how the arrival of the first plants 470 million years ago triggered a series of ice ages. Led by the Universities of Exeter and Oxford, the study is published in Nature Geoscience. The team set out to identify the effects that th...
If you are unhappy at work, it could be partly due to your boss' management style, according to a new study by Dr. Nicolas Gillet, from the Universit Franois Rabelais in Tours in France, and his team. Both over-controlling managers who use threats as...
Blogging may have psychological benefits for teens suffering from social anxiety, improving their self-esteem and helping them relate better to their friends, according to new research published by the American Psychological Association. Research has...
New research links 'silent strokes,' or small spots of dead brain cells, found in about one out of four older adults to memory loss in the elderly. The study is published in the January 3, 2012, print issue of Neurology, the medical journal of the Am...
Scientists from the University of Valencia in Spain have analysed fresh orange juice squeezed by machines in catering（餐饮） establishments. They have confirmed that 43% of samples exceeded the acceptable enterobacteriaceae（肠杆菌科） lev...
