文章列表

• 1.格陵兰冰盖下暗藏巨大的蓄水层
• Researchers at the University of Utah have discovered a new aquifer（蓄水层） in the Greenland Ice Sheet that holds liquid water all year long in the ...
• 2.用热水洗手不会杀菌
• 天气一变冷似乎特别容易感冒，于是很多人开始考虑如何避免消灭细菌，但是用热水洗手并不会像你想的那样可以杀死细菌。研究人员说，高温确实能够杀死细菌，但这种...
• 3.鼠兔食用大量苔藓抵抗炎热天气
• In some mountain ranges, Earth's warming climate is driving rabbit relatives known as pikas（鼠兔） to higher elevations or wiping them out. But Unive...
• 4.一些端足目动物会在北极繁育
• Biologists from the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research (AWI) have for the first time shown that amphipods（端足目...
• 5.DNA内部存在天然放射性
• Curtin University researchers have shown natural radioactivity within DNA can alter chemical compounds, providing a new pathway for genetic mutation. ...
• 6.银河系有四支旋臂
• A 12-year study of massive stars has reaffirmed that our Galaxy has four spiral arms, following years of debate sparked by images taken by NASA's Spit...
• 7.尼安德特人曾有长期异血缘繁育现象
• The most complete sequence to date of the Neanderthal（穴居人的） genome, using DNA extracted from a woman's toe bone that dates back 50,000 years, re...
• 8.青少年容易模仿妈妈交友中的不良做法
• The manner by which a mother interacts with her friends serves as a role model for how an adolescent child develops his/her own peer friendships. 妈妈...
• 9.奥巴马讲话 祝美国人民感恩节快乐
• Hi, everybody. On behalf of all the Obamas-Michelle, Malia, Sasha, Bo, and the newest member of our family, Sunny-I want to wish you a happy and healt...
• 10.血吸虫病在非洲的发病率有望降低
• The dangerous parasite Schistosoma mansoni that causes snail fever（血吸虫病） in humans could become significantly less common in the future a new in...