文章列表

• 1.网购者似乎不太喜欢讨价还价
• Online shoppers would rather receive an offer for a product or service than make their own offer, according to a study led by a Michigan State Univers...
• 2.对得高分的学生即时鼓励能提高学习能力
• Test performance can improve dramatically if students are offered rewards just before they are given standardized tests and if they receive the incent...
• 3.儿童肥胖与环境化学物有关
• Obese children show greater exposure than nonobese children to a phthalate（邻苯二甲酸酯） , a chemical used to soften plastics in some children's toy...
• 4.科学家在陨星中发现原始矿物
• In 1969, an exploding fireball tore through the sky over Mexico, scattering thousands of pieces of meteorite（陨星） across the state of Chihuahua. Mo...
• 5.食物过敏儿童的过敏反应的其它诱因
• A team of researchers from Mount Sinai School of Medicine and four other institutions have found that young children with documented or likely allergi...
• 6.趋氧性细菌如何改变运动方向
• How single cell organisms like bacteria manage to react to their environment is not yet completely understood. Together with colleagues from Japan, Dr...
• 7.科学家扭曲光束来传输信息
• A multi-national team led by USC with researchers hailing from the U.S., China, Pakistan and Israel has developed a system of transmitting data using ...
• 8.长期睾酮治疗可使男性体重腰围下降
• In testosterone（睾丸素） -deficient men, major weight loss was an added benefit of testosterone replacement therapy for most of the patients who part...
• 9.研究人员发现脊髓性肌萎缩的新病因
• Over 15 years ago, researchers linked a defect in a gene called survival motor neuron -- or SMN -- with the fatal disease spinal muscular atrophy（肌肉...
• 10.降低燃料电池的制作成本
• Engineers at the University of Wisconsin-Milwaukee (UWM) have identified a catalyst（催化剂） that provides the same level of efficiency in microbial ...