SCIENCE IN THE NEWS - December 3, 2002: Diabetes By Oliver Chanler VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about rece

发表于:2019-01-11 / 阅读(94) / 评论(0) 分类 科技之光

This is the VOA Special English Agriculture Report. Farmers in the United States have grown genetically engineered crops since the late nineteen nineties. Now, a federal agency is deciding whether to let a genetically modified animal into the food su

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2010年VOA慢速英语(十)月

AS IT IS 2014-09-20 Scientists Discover Secrets of Coffee 科学家发现咖啡的秘密 An international team of researchers has created a sequence, or map, of the genes of the coffee plant known as Robusta. About one-third of the coffee drunk world

发表于:2019-01-12 / 阅读(76) / 评论(0) 分类 2014年VOA慢速英语(九)月

AS IT IS 2016-07-08 Google Honors American Scientist Nettie Stevens Goole新Doodle致敬美国科学家内蒂史蒂文斯 This is Whats Trending Today The Internet search engine Google celebrated a woman scientist on Thursday. Her name might not be w

发表于:2019-01-12 / 阅读(57) / 评论(0) 分类 2016年VOA慢速英语(七)月

Study: Regular Exercise Can Change Our DNA 研究表明经常锻炼可以改变我们的DNA Swedish scientists say they have proven that physical exercise changes not only our health but also our genetic material. Scientists have long known that some

发表于:2019-01-12 / 阅读(68) / 评论(0) 分类 2015年VOA慢速英语(一)月

Others include water on the Moon, gene therapy Art Chimes | Washington 23 December 2009 The prestigious journal Science is out with its top 10 breakthroughs of 2009. They include developments in anthropology, astronomy, and biology. The breakthrough

发表于:2019-01-13 / 阅读(60) / 评论(0) 分类 VOA标准英语2009年(十二月)

Radio telescopes are not enough, says SETI scientist Art Chimes | Washington, DC 16 April 2010 When the search for extra-terrestrial life began a half-century ago, it was assumed that technological civilizations would broadcast more and more signals

发表于:2019-01-13 / 阅读(96) / 评论(0) 分类 VOA标准英语2010年(四)月

Study:SpicierDietCouldHelpFightCancer While researchers around the world continue searching for new and better treatments for various forms of cancer, they are also finding more evidence that simple changes in diet and lifestyle can, in many cases, p

发表于:2019-01-13 / 阅读(79) / 评论(0) 分类 VOA标准英语2011年(九月)

When faced with a big challenge where potential failure seems to lurk at every corner, 当面临一个巨大的挑战时,失败的可能性貌似在各个角落潜伏着, maybe you've heard this advice before: Be more confident. 也许你曾听过这

发表于:2019-01-17 / 阅读(60) / 评论(0) 分类 TED演讲教育篇

Feb 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological sy

发表于:2019-01-19 / 阅读(66) / 评论(0) 分类 历史上的今天-2012年

Feb 28th, 1953, in Britain, scientists say they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological system

发表于:2019-01-19 / 阅读(61) / 评论(0) 分类 历史上的今天-2013年

Feb 28th, 1953, in Britain, scientists say and they found the double helix structure of DNA, the molecule that contains the human genes. Years later, Francis Crick describes this discovery that he and fellow scientist James Watson made. Biological sy

发表于:2019-01-19 / 阅读(61) / 评论(0) 分类 历史上的今天-2015年

Evolution In Action Although rainforests cover less than two percent of Earths surface, they are home to more than half of all plant and animal species. How did rainforestsevolve so much more diversity than other parts of the globe? For starters, tro

发表于:2019-01-22 / 阅读(55) / 评论(0) 分类 英语时差8,16

Blood Is Thicker Than Water In the 1960s, biologist William Hamilton became interested in the caterpillars of the cinnabar moth. Most caterpillars are heavily camouflaged to protect them from hungry birds. The cinnabar is an exception. Its covered wi

发表于:2019-01-22 / 阅读(55) / 评论(0) 分类 英语时差8,16

Science and Technology Healthy living Mind and body 科技 健康生活 身与心 The reason loneliness could be bad for your health 孤独会对你的健康不利的原因 SCIENCE has many uses, but it doesn't often produce handy pick-up lines. Rece

发表于:2019-01-26 / 阅读(64) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 Epigenetics and health 表观遗传学与健康 Grandma's curse 祖母的诅咒 Some of the effects of smoking may be passed from grandmother to grandchild 祖母吸烟产生的影响可以会遗传至孙子或孙女

发表于:2019-01-28 / 阅读(47) / 评论(0) 分类 经济学人科技系列

59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(117) / 评论(0) 分类 科技之光

64 基因疗法治疗血友病疗效有限 DATE=6-28-01 TITLE=SCIENCE REPORT - Gene Therapy to Treat Hemophilia BYLINE=Nancy Steinbach (Start at 01'02

发表于:2019-01-30 / 阅读(96) / 评论(0) 分类 科技之光

> 11 关于使用蜂窝式电话安全性的研究 DATE=3-8-01 TITLE=SCIENCE REPORT - Largest Cell Phone Study BYLINE=George Grow ( Start at 59

发表于:2019-01-30 / 阅读(100) / 评论(0) 分类 科技之光

This is the VOA Special English Agriculture Report. Soybeans are eaten by people and fed to animals. Some farmers grow them to replace lost nitrogen in the soil. Soybeans were first grown in Asia thousands of years ago. Now scientists have a full gen

发表于:2019-01-31 / 阅读(72) / 评论(0) 分类 2010年慢速英语(二)月