日期:2010-05-04 Smartphones could have their battery life extended by up to 20% by changing what type of memory they use. 采用三星新式存储模块的智能手机,其电池使用时间将延长20%。 The memory reads and writes data faster than existing technologies Samsung has announ... 阅读全文>>

日期:2010-04-23 Napping after learning something new could help you commit it to memory - as long as you dream, scientists say. 科学家称,在学习某些新东西之后小睡一会儿,此时如果做梦则有助于强化记忆。 Dreaming may be a sign our brain is working hard in our sleep Th... 阅读全文>>

日期:2010-04-23 A prototype spaceplane developed for the US military has been launched into orbit from Florida. 一架美国军用航天飞机在佛罗里达州发射升空。 The project could lead to the military's first operational spaceplane The X-37B, which has been likened to a s... 阅读全文>>

日期:2010-04-22 Nasa's Solar Dynamics Observatory has provided an astonishing new vista on our turbulent star. 美国宇航局的太阳动力学观测台拍摄到一组我们的纷扰不安的太阳的令人惊奇的景象。 SDO sees the Sun's whole disc but can then zoom in to view fine detail The fi... 阅读全文>>

日期:2010-04-10 世界上首架可实现昼夜飞行的太阳能飞机阳光动力号本周三在瑞士首都伯尔尼附近的一座军用机场成功完成首次试飞。此次试飞持续了87分钟,最高飞行高度达到了1200米。 The Solar Impulse, which has 12,000 solar cells built into its wings, is a prototype for an airc... 阅读全文>>

日期:2010-04-04 An Australian company on Friday announced the rollout of what it said were the world's first electronic underpants, saying its product was able to send text messages if the wearer became incontinent. 澳大利亚一家公司上周五宣布,该公司研制出世界上首... 阅读全文>>

日期:2010-03-27 German scientists have created a three-dimensional invisibility cloak that can hide objects by bending light waves. 德国科学家近日研制出一种通过弯曲光线来隐藏物体的三维隐形斗篷。 An image of invisibility cloak in Harry Potter. German scientists have... 阅读全文>>

日期:2010-03-25 X-rays fail to spot up to nearly a third of fractures in the bones of the hip and pelvis, research suggests. 研究显示,将近三分之一的臀部和骨盆骨伤不能通过X射线检测出来。 Less obvious fractures may be missed on normal X-rays US doctors from Duke Uni... 阅读全文>>

日期:2010-03-24 Mozilla has released Firefox 3.6.2 almost a week early after security issues were found in earlier versions. 摩斯拉几乎提前一周发布火狐3.6.2浏览器,因为之前的版本存在安全漏洞。 The Computer Emergency Response Team warned about Firefox 3.6 Firefox 3.... 阅读全文>>

日期:2010-03-22 Infertile men may have a higher risk of developing prostate cancer, US data suggests. 美国统计数据显示,不育男性患前列腺癌的风险更高。 Studies on fatherhood and prostate cancer have produced mixed results Researchers looked at the cancer records of... 阅读全文>>

日期:2010-03-20 Testing for human papillomavirus during cervical screening does not help doctors identify women at risk of cancer, a study suggests. 一项调查显示,子宫颈癌常规检查中对乳头瘤病毒的检测并不能帮助医生辨别出有患癌症风险的女性。 Minor abnormalities in sm... 阅读全文>>

日期:2010-03-20 A 10-year-old British boy has become the first child to undergo a windpipe transplant with an organ crafted from his own stem cells. 一位10岁的英国男孩成为世界上首位接受气管移植手术的儿童,被移植的器官是使用他身体中的干细胞创造的。 This is the third... 阅读全文>>

日期:2010-03-18 Deep brain stimulation is a promising therapy for epilepsy, US researchers from Stanford University have said. 美国斯坦福大学研究人员称,脑深部电刺激术治疗癫痫效果显著。 Patients in the study had electrodes implanted in their brains In a clinical tr... 阅读全文>>

日期:2010-03-18 Greater use of hypnotherapy to ease the symptoms of irritable bowel syndrome would help sufferers and might save money, says a gastroenterologist. 一位胃肠病学家称,对肠道易激综合症患者更多地使用催眠疗法可帮助他们减轻痛苦并可省下一笔医疗费。 Irritab... 阅读全文>>

日期:2010-03-18 Impotence is a strong predictor of heart attack and death among high-risk patients, German researchers have said. 德国研究人员称,在某些高危病人中,阳痿是心脏病和死亡的重要信号。 The study of 1,519 men who already had cardiovascular(心脏血管的) di... 阅读全文>>

日期:2010-03-18 Researchers have created a quantum state in the largest object yet. 研究人员已使用大质量物体创造出量子状态。 The quantum resonator can be seen with the naked eye Such states, in which an object is effectively in two places at once, have until now on... 阅读全文>>

日期:2010-03-17 Engineers designing the world's fastest car believe they now have a solution to keep the vehicle flat on the ground. 世界上最快的汽车的设计工程师确信他们已经找到使车辆与地面持平的解决方法。 The aero solution is a major milestone in Bloodhound's desi... 阅读全文>>

日期:2010-03-13 世界上首款用残余巧克力做燃料,用胡萝卜、土豆淀粉和亚麻布等材料制成的F3赛车于近日问世。这款赛车最高时速可达135英里,能在2.5秒内起步加速至60英里,并且绝对环保。 A formula 3 race car that researchers from the University of Warwick in Britain have retro... 阅读全文>>

日期:2010-03-12 Scientists have discovered the primary mechanism by which thalidomide causes malformed limbs in developing embryos. 科学家已发现在胚胎发育过程中由萨立多胺所引发的畸形肢体的初步原因。 Thalidomide affects limb and ear development in embryos This side-... 阅读全文>>

日期:2010-03-10 A director at the Large Hadron Collider in Geneva has told BBC News that some mistakes were made in construction. 日内瓦大型强子对撞机的一位主管称,对撞机的建设过程中出现一些错误需要修复。 The damage that occurred in 2008 took 14 months to repair Dr... 阅读全文>>

  • 首页
  • 上一页
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 下一页
  • 末页
  • 1202382