文章列表

• 1.科学家破译30亿年前的化石基因
• About 580 million years ago, life on Earth began a rapid period of change called the Cambrian（寒武纪） Explosion, a period defined by the birth of ne...
• 2.12月21日冬至日将发生月蚀
• With frigid（寒冷的，严寒的） temperatures already blanketing much of the United States, the arrival of the winter solstice（冬至） on December 21 may...
• 3.创伤后精神障碍的诊断标准尚待完善
• Current diagnostic procedures for posttraumatic stress disorder ( PTSD创伤后精神紧张性精神障碍 ) fail to adequately reflect research into the broad na...
• 4.胎儿的免疫系统与其母亲完全不同
• UCSF researchers have shown for the first time that the human fetal（胎儿的） immune system arises from an entirely different source than the adult im...
• 5.风力发电机有利周围作物生长
• Wind turbines in Midwestern farm fields may be doing more than churning out（大量生产） electricity. The giant turbine blades that generate renewable ...
• 6.摄入咖啡因会对儿童造成不良影响
• Caffeine（咖啡因，茶精） consumption in children is often blamed for sleep problems and bedwetting（尿床） . Information on childhood caffeine consump...
• 7.血浆疗法是替代抗生素的有效疗法
• Cold plasma（血浆，等离子体） jets could be a safe, effective alternative to antibiotics to treat multi-drug resistant infections, says a study publis...
• 8.陨星研究发现未知天体
• Scientists from all over the world are taking a second, more expansive, look at the car-sized asteroid（小行星） that exploded over Sudan's Nubian Des...
• 9.纳米材料广泛存在于生活环境之中
• The manufacturing of nanomaterials has been steadily on the rise in the medical, industrial, and scientific fields. Nanomaterials are materials that a...
• 10.代谢工程学可使海藻作为生物柴油的原料
• Is red seaweed（海藻） a viable future biofuel? Now that a University of Illinois metabolic（新陈代谢的） engineer has developed a strain of yeast（酵...