This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. If evolution weeds out detrimental traits, why do some seem to stick around? Well what's bad in our current environment may have been good in the conditi

发表于:2019-01-08 / 阅读(47) / 评论(0) 分类 Scientific American(六)月

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Ants are known for working together, operating as a unit for the good of the colony. But not so fast, say researchers from the Universities of Leeds an

发表于:2019-01-08 / 阅读(68) / 评论(0) 分类 Scientific American(三)月

THE HAGUE, June 24 (Xinhua) -- Bird flu was discovered at a poultry farm in the central Dutch province of Flevoland, the Ministry of Agriculture said Friday. It said the virus discovered was a mild variant. The farm's 47,000 chickens were slaughtered

发表于:2019-01-11 / 阅读(67) / 评论(0) 分类 英语新闻

SCIENCE IN THE NEWS - Museum Aims to Keep African Archeological Treasures in Africa Also: A vaccine against meningitis proves successful in Uganda. And a study suggests genetic reasons for living longer. Transcript of radio broadcast: 12 May 2008 VO

发表于:2019-01-11 / 阅读(41) / 评论(0) 分类 VOA慢速英语2008年(五)月

许多人都希望自己能变成更聪明。这也是各种健脑、补脑药品和营养品大行其道的原因。普林斯顿的一位神经生物学家Joseph Z. Tsien则宣称找到了开启智慧之门的钥匙基因。 Many people dream of hav

发表于:2019-01-17 / 阅读(44) / 评论(0) 分类 英语美文

Although his focus was on the Macintosh, 尽管乔布斯关注的重点在麦金塔电脑上, Jobs wanted to create a consistent design language for all Apple products. 但他还在寻求为所有的苹果产品创造统一的设计风格。 So he

发表于:2019-01-22 / 阅读(54) / 评论(0) 分类 乔布斯传

Tick-tock, tick-tock. Is that your biological clock? And if it is, are you female? Most people think biological clocks are strictly female phenomena, with infertility and the risk of certain diseases

发表于:2019-01-26 / 阅读(92) / 评论(0) 分类 阅读空间

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(60) / 评论(0) 分类 经济学人科技系列

Business 商业 Drug research 药品研究 All together now 大家齐心协力 Charities help Big Pharma 慈善机构协助大型制药公司 IT WAS once only drug firms that developed drugs. But this is changing. Take the case of the Michael J. Fox

发表于:2019-01-26 / 阅读(55) / 评论(0) 分类 经济学人商业系列

Human beings and dogs 人类和狗 Mans best friend 人们最好的朋友 Scientific research throws new light on a very old partnership 科学研究对这一古老的伙伴关系作出新的阐述 Aug 6th 2011 | from the print edition Dog Sense: How

发表于:2019-01-26 / 阅读(35) / 评论(0) 分类 经济学人综合

Telling jokes 谈独特玩笑 Have you heard the one 你有没有听过 Groucho Marx liked a good one Groucho Marx喜欢听精彩的 No Joke: Making Jewish Humour.By Ruth Wisse. 不许说笑:犹太式的玩笑 THIS sharp and thoughtful study presen

发表于:2019-01-27 / 阅读(31) / 评论(0) 分类 经济学人文艺系列

AGRICULTURE REPORT - Going Biotech: A Spanish Farmer Discusses His ExperienceBy Mario Ritter Broadcast: Tuesday, April 25, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. The Bio

发表于:2019-01-30 / 阅读(139) / 评论(0) 分类 2006年慢速英语(四)月

71 种族特征与居住环境影响患心脏病的机率 DATE=7-18-01 TITLE=SCIENCE REPORT - Men's Heart Risk BYLINE=Jerilyn Watson (Start at 01'0

发表于:2019-01-30 / 阅读(90) / 评论(0) 分类 科技之光

6 Things to Eat Today for a Smarter Brain TomorrowFood for thoughtas well as memory, spatial perception, verbal skills, and more. First, the not-so-good news in neuroscience: According to a recent study, cognitive decline may set in as early as age 4

发表于:2019-02-01 / 阅读(126) / 评论(0) 分类 实用英语

Scientists say they have made a leap in knowing why some people retain their youthful looks while others age badly. 科学家称他们已经在探究为什么有的人青春长驻而另一些人逐年老去这一问题上取得突破性进展。 They

发表于:2019-02-01 / 阅读(32) / 评论(0) 分类 阅读空间

Science and technology 科学技术 Cancer genetics 癌症遗传学 Gene therapy 基因疗法 Genetic mutations predict which cancers will respond to treatment 基因突变将预测某种治疗会对哪些癌症起作用 THE International Cancer Geno

发表于:2019-02-04 / 阅读(36) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 The nature of humanity 人类本质 What's a man? 什么是人类 Studies of brain genetics are starting to reveal what makes humans human 大脑遗传研究,为你解开人之所以为人的奥秘 THE problem wi

发表于:2019-02-16 / 阅读(79) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 Social status and health 社会地位与健康 Misery index 贫困指数 Low social status is bad for your health. Biologists are starting to understand why 社会地位低对身体不好,生物学家开始理解此

发表于:2019-02-16 / 阅读(25) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 Flu 流感 How to make bird flu fly, part one 怎样让禽流感在人间传播:步骤一 The first of two controversial research papers is published 两个关于禽流感研究的论文一直备受争议,现在其

发表于:2019-02-16 / 阅读(64) / 评论(0) 分类 经济学人科技系列

Human beings and dogs 人类与狗 Mans best friend 狗,人类最好的朋友 Scientific research throws new light on a very old partnership 科学研究为人狗关系提供新视角 Aug 6th 2011 | from the print edition Dog Sense: How the New Sci

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 经济学人综合