FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today we tell about osteoporosis, a disease that can make bones weak so they break easily. (MUSIC) FAITH LAPIDUS: A new study shows

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 2010年VOA慢速英语(八)月

AS IT IS 2015-03-30 Dead Sea Scrolls Still Have Lessons to Teach 死海古卷仍有我们需要学习的东西 The documents known as the Dead Sea Scrolls were uncovered in the mid-20th century. They still have things to tell us about life and religi

发表于:2018-12-08 / 阅读(57) / 评论(0) 分类 2015年VOA慢速英语(三)月

AS IT IS 2014-06-26 How Ants Survive and Choose Their Leader 蚂蚁是如何生存和选择蚁后 Scientists have always been interested in the high level of organization in ant societies. American researchers have watched ants build life-saving raft

发表于:2018-12-16 / 阅读(66) / 评论(0) 分类 2014年VOA慢速英语(六)月

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(53) / 评论(0) 分类 2016年VOA慢速英语(十)月

ambitious associate band together benefit branch out built-in by far catalyst clear-cut clout coerce confinement conflict counter-force crumble dedication destructive discomfort downtrodden emphasize eternity evolve expertise frivolous genes get (sth

发表于:2018-12-18 / 阅读(62) / 评论(0) 分类 现代大学英语精读

Section(B)Who Will Take Advantage of Human Cloning? Last week's news that scientists had cloned a sheep sent academics and the public into a panic at theprospect that humans might be next. That's an understandable reaction. Cloning is a radical chall

发表于:2018-12-29 / 阅读(82) / 评论(0) 分类 新视野大学英语读写教程(3)

Research into Population Genetics While not exactly a top selling book, The History and Geography of Human Genes is a remarkable collection of more than 50 years of research in population genetics. It stands as the most extensive survey to date on ho

发表于:2018-12-29 / 阅读(110) / 评论(0) 分类 新视野大学英语读写教程(4)

VI. Further Listening and Speaking Task1: Confident enough to control your fate? Script Some people are born with the belief that they are masters of their own lives. Others feel they are at the mercy of fate. New research shows that part of those fe

发表于:2018-12-29 / 阅读(52) / 评论(0) 分类 新视野大学英语:视听说教程 4

Unit 6 Nature and Nurture After-Class Reading PASSAGE I Science Looks Twice at Twins Proper Names Chevrolet 雪佛兰(轿车品牌) Cleveland 克利夫兰(美国俄亥俄州东北部港市) Jim (男子名

发表于:2018-12-29 / 阅读(62) / 评论(0) 分类 新编大学英语阅读部分

(WA) Before moving on to a new topic, I want to finish up our unit on arachnids by looking at what may seem a very unusual aspect of spider behavior --- a species where the young spiders actually consume the body of their mother. Unlike most other s

发表于:2018-12-30 / 阅读(60) / 评论(0) 分类 托福听力短文

SCIENCE IN THE NEWS - New Genetic Map Called a Powerful Tool for Medical Science By Jerilyn Watson and Caty Weaver Broadcast: Tuesday, November 15, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS

发表于:2019-01-02 / 阅读(85) / 评论(0) 分类 科技之光

Do Bats Hold the Secret to Long Life? Bats are the only mammals that can fly a great distance, but they have another ability. Many bats live a very long time for an animal their size. European researchers are studying bats to understand why they live

发表于:2019-01-03 / 阅读(43) / 评论(0) 分类 2018年VOA慢速英语(二)月

Gangrene - the death of tissue on a large scale. May be caused by certain bacteria which spread rapidly through tissues, or by an inadequate blood supply. Ganglion - a collection of nerve cells usuall

发表于:2019-01-03 / 阅读(92) / 评论(0) 分类 医务英语

You would have thought, Wow! I can now call my Aunt Glenda from the car and wish her a happy birthday. 你一定会想:哇喔!我现在可以在车里打电话给我姨妈Glenda,祝她生日快乐了。 I can call anyone, anytime. This is the f

发表于:2019-01-03 / 阅读(63) / 评论(0) 分类 TED演讲科技篇

Now if you have trouble maintaining your diet, 如果你不能保持节食, it might help to have some extra imagery to remind you how many calories are going to be coming at you. 一些图像也许会有助于提醒你食物里有多少热量。 H

发表于:2019-01-03 / 阅读(55) / 评论(0) 分类 TED演讲科学篇

And in the same way many of us are now wearing sensors that detect our heart rate, 同样的方式,我们现在很多人都使用穿戴式侦测器,可以侦测我们的心跳、 our respiration, our genes, on the hopes that this may help us prev

发表于:2019-01-03 / 阅读(65) / 评论(0) 分类 TED演讲科学篇

Always finding excuses to skip the gym? Congratsyou might be able to blame your genes. Because the mere desire to exercise may be inherited, at least in mice. So says a study in the journal Proceedings of the Royal Society B. The experiment started b

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 Scientific American(九)月

The dengue virus depends on mosquitoes to get around, but the virus may have evolved a way to speed its spread by manipulating the behavior of masquito hosts. It makes them more blood thirsty, to quicker find a blood meal than their uninfected counte

发表于:2019-01-08 / 阅读(62) / 评论(0) 分类 Scientific American(四)月

很多同学在复习Issue时往往感到困惑,很多时候面对着一个话题,无法整理出连贯的思路和相应的英文表达。导致这一现象的原因主要可以归纳成两点:1, 中文思路匮乏,即便是用中文也无话

发表于:2019-01-08 / 阅读(60) / 评论(0) 分类 GRE作文

Geneticist 遗传学家 If you mom's blood type is O and your dad's blood type is A. 如果你妈妈是O型血,你爸爸是A型血。 Your blood type must be either A or O. 那你不是A型血就是O型血。 How do we know this fact? 我们是怎么

发表于:2019-01-10 / 阅读(81) / 评论(0) 分类 与美国小学生一起学英文第11册